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diff --git a/deps/node/deps/npm/node_modules/sorted-union-stream/node_modules/string_decoder/index.js b/deps/node/deps/npm/node_modules/sorted-union-stream/node_modules/string_decoder/index.js
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--- a/deps/node/deps/npm/node_modules/sorted-union-stream/node_modules/string_decoder/index.js
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@@ -1,221 +0,0 @@
-// Copyright Joyent, Inc. and other Node contributors.
-//
-// Permission is hereby granted, free of charge, to any person obtaining a
-// copy of this software and associated documentation files (the
-// "Software"), to deal in the Software without restriction, including
-// without limitation the rights to use, copy, modify, merge, publish,
-// distribute, sublicense, and/or sell copies of the Software, and to permit
-// persons to whom the Software is furnished to do so, subject to the
-// following conditions:
-//
-// The above copyright notice and this permission notice shall be included
-// in all copies or substantial portions of the Software.
-//
-// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
-// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
-// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
-// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
-// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
-// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
-// USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-var Buffer = require('buffer').Buffer;
-
-var isBufferEncoding = Buffer.isEncoding
- || function(encoding) {
- switch (encoding && encoding.toLowerCase()) {
- case 'hex': case 'utf8': case 'utf-8': case 'ascii': case 'binary': case 'base64': case 'ucs2': case 'ucs-2': case 'utf16le': case 'utf-16le': case 'raw': return true;
- default: return false;
- }
- }
-
-
-function assertEncoding(encoding) {
- if (encoding && !isBufferEncoding(encoding)) {
- throw new Error('Unknown encoding: ' + encoding);
- }
-}
-
-// StringDecoder provides an interface for efficiently splitting a series of
-// buffers into a series of JS strings without breaking apart multi-byte
-// characters. CESU-8 is handled as part of the UTF-8 encoding.
-//
-// @TODO Handling all encodings inside a single object makes it very difficult
-// to reason about this code, so it should be split up in the future.
-// @TODO There should be a utf8-strict encoding that rejects invalid UTF-8 code
-// points as used by CESU-8.
-var StringDecoder = exports.StringDecoder = function(encoding) {
- this.encoding = (encoding || 'utf8').toLowerCase().replace(/[-_]/, '');
- assertEncoding(encoding);
- switch (this.encoding) {
- case 'utf8':
- // CESU-8 represents each of Surrogate Pair by 3-bytes
- this.surrogateSize = 3;
- break;
- case 'ucs2':
- case 'utf16le':
- // UTF-16 represents each of Surrogate Pair by 2-bytes
- this.surrogateSize = 2;
- this.detectIncompleteChar = utf16DetectIncompleteChar;
- break;
- case 'base64':
- // Base-64 stores 3 bytes in 4 chars, and pads the remainder.
- this.surrogateSize = 3;
- this.detectIncompleteChar = base64DetectIncompleteChar;
- break;
- default:
- this.write = passThroughWrite;
- return;
- }
-
- // Enough space to store all bytes of a single character. UTF-8 needs 4
- // bytes, but CESU-8 may require up to 6 (3 bytes per surrogate).
- this.charBuffer = new Buffer(6);
- // Number of bytes received for the current incomplete multi-byte character.
- this.charReceived = 0;
- // Number of bytes expected for the current incomplete multi-byte character.
- this.charLength = 0;
-};
-
-
-// write decodes the given buffer and returns it as JS string that is
-// guaranteed to not contain any partial multi-byte characters. Any partial
-// character found at the end of the buffer is buffered up, and will be
-// returned when calling write again with the remaining bytes.
-//
-// Note: Converting a Buffer containing an orphan surrogate to a String
-// currently works, but converting a String to a Buffer (via `new Buffer`, or
-// Buffer#write) will replace incomplete surrogates with the unicode
-// replacement character. See https://codereview.chromium.org/121173009/ .
-StringDecoder.prototype.write = function(buffer) {
- var charStr = '';
- // if our last write ended with an incomplete multibyte character
- while (this.charLength) {
- // determine how many remaining bytes this buffer has to offer for this char
- var available = (buffer.length >= this.charLength - this.charReceived) ?
- this.charLength - this.charReceived :
- buffer.length;
-
- // add the new bytes to the char buffer
- buffer.copy(this.charBuffer, this.charReceived, 0, available);
- this.charReceived += available;
-
- if (this.charReceived < this.charLength) {
- // still not enough chars in this buffer? wait for more ...
- return '';
- }
-
- // remove bytes belonging to the current character from the buffer
- buffer = buffer.slice(available, buffer.length);
-
- // get the character that was split
- charStr = this.charBuffer.slice(0, this.charLength).toString(this.encoding);
-
- // CESU-8: lead surrogate (D800-DBFF) is also the incomplete character
- var charCode = charStr.charCodeAt(charStr.length - 1);
- if (charCode >= 0xD800 && charCode <= 0xDBFF) {
- this.charLength += this.surrogateSize;
- charStr = '';
- continue;
- }
- this.charReceived = this.charLength = 0;
-
- // if there are no more bytes in this buffer, just emit our char
- if (buffer.length === 0) {
- return charStr;
- }
- break;
- }
-
- // determine and set charLength / charReceived
- this.detectIncompleteChar(buffer);
-
- var end = buffer.length;
- if (this.charLength) {
- // buffer the incomplete character bytes we got
- buffer.copy(this.charBuffer, 0, buffer.length - this.charReceived, end);
- end -= this.charReceived;
- }
-
- charStr += buffer.toString(this.encoding, 0, end);
-
- var end = charStr.length - 1;
- var charCode = charStr.charCodeAt(end);
- // CESU-8: lead surrogate (D800-DBFF) is also the incomplete character
- if (charCode >= 0xD800 && charCode <= 0xDBFF) {
- var size = this.surrogateSize;
- this.charLength += size;
- this.charReceived += size;
- this.charBuffer.copy(this.charBuffer, size, 0, size);
- buffer.copy(this.charBuffer, 0, 0, size);
- return charStr.substring(0, end);
- }
-
- // or just emit the charStr
- return charStr;
-};
-
-// detectIncompleteChar determines if there is an incomplete UTF-8 character at
-// the end of the given buffer. If so, it sets this.charLength to the byte
-// length that character, and sets this.charReceived to the number of bytes
-// that are available for this character.
-StringDecoder.prototype.detectIncompleteChar = function(buffer) {
- // determine how many bytes we have to check at the end of this buffer
- var i = (buffer.length >= 3) ? 3 : buffer.length;
-
- // Figure out if one of the last i bytes of our buffer announces an
- // incomplete char.
- for (; i > 0; i--) {
- var c = buffer[buffer.length - i];
-
- // See http://en.wikipedia.org/wiki/UTF-8#Description
-
- // 110XXXXX
- if (i == 1 && c >> 5 == 0x06) {
- this.charLength = 2;
- break;
- }
-
- // 1110XXXX
- if (i <= 2 && c >> 4 == 0x0E) {
- this.charLength = 3;
- break;
- }
-
- // 11110XXX
- if (i <= 3 && c >> 3 == 0x1E) {
- this.charLength = 4;
- break;
- }
- }
- this.charReceived = i;
-};
-
-StringDecoder.prototype.end = function(buffer) {
- var res = '';
- if (buffer && buffer.length)
- res = this.write(buffer);
-
- if (this.charReceived) {
- var cr = this.charReceived;
- var buf = this.charBuffer;
- var enc = this.encoding;
- res += buf.slice(0, cr).toString(enc);
- }
-
- return res;
-};
-
-function passThroughWrite(buffer) {
- return buffer.toString(this.encoding);
-}
-
-function utf16DetectIncompleteChar(buffer) {
- this.charReceived = buffer.length % 2;
- this.charLength = this.charReceived ? 2 : 0;
-}
-
-function base64DetectIncompleteChar(buffer) {
- this.charReceived = buffer.length % 3;
- this.charLength = this.charReceived ? 3 : 0;
-}