2018.2
* Backwards Compatibility Breaking Changes
WebGL: Allow WebAssembly heap to grow
WebGL: Configured toolchain so it does not generate WebAssembly trapping instructions.
WebGL: Enable Data Caching option in new projects
WebGL: Upgraded toolchain to emscripten 1.37.33 and binaryen 42
WebGL: WebAssembly is the default Linker Target on new projects
* Improvements
Editor: Added UWP and WebGL support in the Test Runner
WebGL: Add indexedDB caching support for all build files in WebGL. Add indexedDB caching support for compiled WebAssembly code.
WebGL: Make StreamingAssets path configurable via UnityLoader.instantiate() parameters
* Fixed
Web: Fix exception in UnityWebRequest on empty url (981192)
Web: Fix native UnityWebRequest not destroyed until garbage collected even if explicitly disposed (984996)
Web: Fix UnityWebRequest not aborted if Abort() called before sending (977469)
Web: Fix UnityWebRequest with file URIs containing query or fragment (992937)
WebGL: Fix ‘/b’ added to inputString on keyup event (981495)
WebGL: Fix mouse button state after mouse drag (905712)
WebGL: Fix playBuffer exception when there is no audio output on Safari (960863)
WebGL: Fix Webcam support on Firefox and Safari (1005628)
WebGL: Make StreamingAssets path relative to the generated json (951333)
* 2018.2.9f
(1057185) - Web: UnityWebRequest: Fixed handling 300 redirect without Location header.
* 2018.2.16f
IL2CPP: Add support for CultureInfo in WebGL when exceptions are disabled. (1083520)