[Node.js Long Term Support Plan](https://github.com/nodejs/LTS) and
will be supported actively until April 2017 and maintained until April 2018.
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## 2016-05-24, Version 4.4.5 'Argon' (LTS), @thealphanerd
### Notable Changes
* **buffer**:
* Buffer no longer errors if you call lastIndexOf with a search term longer than the buffer (Anna Henningsen) [#6511](https://github.com/nodejs/node/pull/6511)
* **contextify**:
* Context objects are now properly garbage collected, this solves a problem some individuals were experiencing with extreme memory growth (Ali Ijaz Sheikh) [#6871](https://github.com/nodejs/node/pull/6871)
* **deps**:
* update npm to 2.15.5 (Rebecca Turner) [#6663](https://github.com/nodejs/node/pull/6663)
* **http**:
* Invalid status codes can no longer be sent. Limited to 3 digit numbers between 100 - 999 (Brian White) [#6291](https://github.com/nodejs/node/pull/6291)
* [[`292b1b733e`](https://github.com/nodejs/node/commit/292b1b733e)] - **build**: fix make tar-headers for Linux (Gibson Fahnestock) [#5978](https://github.com/nodejs/node/pull/5978)
* [[`823f726f66`](https://github.com/nodejs/node/commit/823f726f66)] - **contextify**: tie lifetimes of context & sandbox (Ali Ijaz Sheikh) [#5800](https://github.com/nodejs/node/pull/5800)
* [[`9ddb44ba61`](https://github.com/nodejs/node/commit/9ddb44ba61)] - **contextify**: cache sandbox and context in locals (Ali Ijaz Sheikh) [#5392](https://github.com/nodejs/node/pull/5392)
* [[`9e6d8170f7`](https://github.com/nodejs/node/commit/9e6d8170f7)] - **contextify**: cleanup weak ref for sandbox (Ali Ijaz Sheikh) [#5392](https://github.com/nodejs/node/pull/5392)
* [[`b6fc15347d`](https://github.com/nodejs/node/commit/b6fc15347d)] - **contextify**: cleanup weak ref for global proxy (Ali Ijaz Sheikh) [#5392](https://github.com/nodejs/node/pull/5392)
* [[`0dc875e2c7`](https://github.com/nodejs/node/commit/0dc875e2c7)] - **deps**: upgrade npm in LTS to 2.15.5 (Rebecca Turner)
* [[`7160229be4`](https://github.com/nodejs/node/commit/7160229be4)] - **doc**: note that zlib.flush acts after pending writes (Anna Henningsen) [#6172](https://github.com/nodejs/node/pull/6172)
* [[`d069f2de8c`](https://github.com/nodejs/node/commit/d069f2de8c)] - **doc**: add full example for zlib.flush() (Anna Henningsen) [#6172](https://github.com/nodejs/node/pull/6172)
* [[`59814acfef`](https://github.com/nodejs/node/commit/59814acfef)] - **doc**: describe child.kill() pitfalls on linux (Robert Jefe Lindstaedt) [#2098](https://github.com/nodejs/node/issues/2098)
* [[`fcc6a347f7`](https://github.com/nodejs/node/commit/fcc6a347f7)] - **doc**: get rid of sneaky hard tabs in CHANGELOG (Myles Borins) [#6608](https://github.com/nodejs/node/pull/6608)
* [[`4ec9ae8a1c`](https://github.com/nodejs/node/commit/4ec9ae8a1c)] - **doc**: explain differences in console.assert between node and browsers (James M Snell) [#6169](https://github.com/nodejs/node/pull/6169)
* [[`df5ce6fad4`](https://github.com/nodejs/node/commit/df5ce6fad4)] - **doc**: native module reloading is not supported (Bryan English) [#6168](https://github.com/nodejs/node/pull/6168)
* [[`30f354f72b`](https://github.com/nodejs/node/commit/30f354f72b)] - **doc**: clarify fs.watch() and inodes on linux, os x (Joran Dirk Greef) [#6099](https://github.com/nodejs/node/pull/6099)
* [[`6d560094f4`](https://github.com/nodejs/node/commit/6d560094f4)] - **doc**: minor argument formatting in stream.markdown (James M Snell) [#6016](https://github.com/nodejs/node/pull/6016)
* [[`773ea20d0e`](https://github.com/nodejs/node/commit/773ea20d0e)] - **test**: include component in tap output (Ben Noordhuis) [#6653](https://github.com/nodejs/node/pull/6653)
* [[`333369e1ff`](https://github.com/nodejs/node/commit/333369e1ff)] - **test**: increase the platform timeout for AIX (Michael Dawson) [#6342](https://github.com/nodejs/node/pull/6342)
* [[`5002a71357`](https://github.com/nodejs/node/commit/5002a71357)] - **test**: assert - fixed error messages to match the tests (surya panikkal) [#6241](https://github.com/nodejs/node/pull/6241)
* [[`0f9405dd33`](https://github.com/nodejs/node/commit/0f9405dd33)] - **test**: move more tests from sequential to parallel (Santiago Gimeno) [#6187](https://github.com/nodejs/node/pull/6187)
* [[`25d4b5b1e9`](https://github.com/nodejs/node/commit/25d4b5b1e9)] - **test**: move some test from sequential to parallel (Santiago Gimeno) [#6087](https://github.com/nodejs/node/pull/6087)
* [[`48684af55f`](https://github.com/nodejs/node/commit/48684af55f)] - **zlib**: fix use after null when calling .close (James Lal) [#5982](https://github.com/nodejs/node/pull/5982)
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## 2016-05-05, Version 4.4.4 'Argon' (LTS), @thealphanerd