refactor workspace to subclass container
fix an issue for when the root folder is deleted
Added dart chrome app to templates
Update spark.dart

add null check when creating new projects
add context menu for pub get
remove unsused code
Merge branch 'master' into devoncarew_workspace_implements
merge to master; fix location == null bug
Merge pull request #1133 from devoncarew/devoncarew_workspace_implements

refactor workspace to subclass container
Merge pull request #1147 from devoncarew/devoncarew_fix_root_delete

fix an issue for when the root folder is deleted
addressed comments
Merge pull request #1150 from keertip/pubget

add context menu for pub get
Renamed to .sparktemplate and removed icon
Added template for dart web app
Removed dart chrome app template
Added radio buttons for empty and web app as well as commented out radio buttons for chrome apps (dart and js) and js web app
add .diff syntax highlighting
Renamed files and created setup.json for copying files
Add git revert command.
enable revert command for files.