Errors in taToolExecuteAction will not pass silently.
feat(taTools): Add poster image for youtube videos

Instead of loading a blank image, fetch an image from youtube
fix(taExecCommand) Shim the insertHTML function

Should fix a variety of isues that occur with insertHTML function.
Merge branch 'master' of https://github.com/peterhe2000/textAngular

Merge #319
Merge branch 'youtube-poster-image' of https://github.com/littlebigbot/textAngular

Merge #341
Merge branch 'master' of https://github.com/mik01aj/textAngular
fix(formatting) Fix tabbing
task(pre-release)

Fixes #331
fix(taTools) If disabled is a value, respect it.

Fixes #343
fix(IE) Attempt to fix IE paste again.

Paste is now standardised using taSelection.insertHTML.

Potential Fix for #298
fix(fileDropHandler) Fixes non-binding and long running file drop handlers not updating the model

Fixes #291

Fix console.error to $log.error.
fix(taTools) Fix align active state when Justify / Full

Fixes #322
fix(taTools) Cleaned Up character count

Also stopped it from counting \n and \n\r linebreak characters.
fix(taBind) Fixes a list bug

Should fix #268
task(version) Pre-release 1.3.0-pre3