* First step to ingest template engine

Please do not merge yet
@piotrp @seancpeters @livarocc

* Localization

* Attempt to get a build going

Rename program.cs to New3Command.cs
Move TableFormatter into its own file
Consume template engine packages version 1.0.0-beta1-20161218-24
Temporarily add MyGet templating feed so that package restore will work

* Update ExtendedCommandParser

Make short form args prefer longer runs of characters in the source
parameter before falling back to p:shortname syntax
Change scoping for a few methods to get rid of inconsistent visiblity
errors

* Fix package installation wildcards

* Cleanup New3Command, fix review issue, bump version, sorting for template list

* Installation, loc fix, help formatting

* Use latest TemplateEngine packages

* New3 unit tests

* Fixed formatting on csproj files

* Add the build steps to add templates to the layout

* Change tests slightly to make comparisons easier

Also fixes the wrong flag getting passed to set language

* Fixes for 127, 128, 130, 131 - help display

* Sync to latest TemplateEngine version

Absorbs new search logic

* All tests passing

Cleaner New3Command
Support for project/item template contexts

* Try to make tests more durable

* Disable test parallelization for dotnet-new tests

* Update web SDK and template engine versions

* Remove AI package feed

* Simplify CLI interface to Template Engine

* Fix host identifier and update to latest packages

* Update template engine & Web SDK versions

* Fix template engine version

* Remove UsingTask and redeclaration of property