getIntervals should be intervals.
Merge branch 'master' into dynamicPath-crash
Fix #1605, Sandcastle drop-downs don't work in Firefox
Remove Google Chrome Frame

Google has discontinued Chrome Frame and prints a console message indicating it no longer prompts.

`Google Chrome Frame is being retired, so the CFInstall.check method no longer notifies the user; see http://blog.chromium.org/2013/06/retiring-chrome-frame.html for more information.`

Fix #1376
Add specs and fix problem uncovered by them.
Remove comments about IE8-style button mapping.
Merge pull request #1615 from AnalyticalGraphicsInc/sandcastle-select

Fix #1605, Sandcastle drop-downs don't work in Firefox
Merge pull request #1619 from AnalyticalGraphicsInc/issue1603

Fix #1603
Merge branch 'master' into dynamicScene-buffering

Conflicts:
	Source/DynamicScene/DataSourceDisplay.js
Tweak CHANGES.md
Merge remote-tracking branch 'origin/master' into remove-chromeframe

Conflicts:
	CHANGES.md
Matrix3.inverse memory pressure

`Matrix3.inverse` was creating a new temporary `Matrix3` instance every call; I've updated the code to just use the result parameter when provided.
Merge pull request #1620 from AnalyticalGraphicsInc/matrix3-inverse

Matrix3.inverse memory pressure
Try harder to get error messages through to old browsers.
Add Navigation Help widget.
Further refinement of WebGL error on old browsers.
Fix incorrect example and destroy method.
Remove most old browser detection by using more compatible code.

* createTextNode instead of textContent
* setAttribute for button type
* querySelector instead of getElementsByClassName
Tweak instruction text.
Make help window slightly smaller.