Update stream.js - Bugfix

https://bugzilla.mozilla.org/show_bug.cgi?id=956328
https://developer.mozilla.org/en-US/docs/XPCOM_Interface_Reference/NsIRequest#isPending%28%29

Prevent NS_ERROR_UNEXPECTED exception from being thrown if the nsIRequest instance isn't paused when the resume method is called.
bug 1017751 - activate before ready
Detraitify sdk/content/loader.
Implement addon/bootstrap shared module.
Read module paths from preferences.
Fix path reading.
Do not nuke sandboxes on unload as that could kill sandboxes where bootstrap is loaded.
Bug 1111098 - Enable the test examples suite on travis
Revert "Revert "Merge pull request #1721 from Gozala/context-menu-2-component@1070952""

This reverts commit aafae3c582ad861172184062ad6184780b2f1e9b.
Revert "Revert "Merge pull request #1722 from Gozala/context-menu-2-min@1070952""

This reverts commit df287ba774f54a25ca70b49df834ecae263d5f77.
Revert "Revert "Fix typo in context-menu@2 className a=@gozala""

This reverts commit 117ab60d092b364c3f32509eabc67f657a811187.
Add style to make embed and object elements more reliable.
Disable context-menu@2 on JPM.
Merge pull request #1751 from Gozala/re-context-menu@2

Bug 1070952 - ContextMenu@2 r=@erikvold
Remove pref for mountURI
Merge remote-tracking branch 'upstream/master' into bootstrap
Add a bootstrap.js for testing.
Merge pull request #1752 from erikvold/1111098

Bug 1111098 - Enable the test examples suite on travis r=@gozala
Fix the last breaking test.

Note no need to cache loader module as caching is built-in into loader jsm itself.
Merge pull request #1742 from Gozala/bootstrap

Bug 1075541 - Implement addon/bootstrap as shared module. r=@erikvold