Implement save
Merge from master
Get state implemented for all existing classes
Cleanup
Merge branch 'master' into save-project-client
Remove app.js
JSLint cleanup.
Merge branch 'master' into save-project-client
Single quotes
Removed space and removed unused dialog
comments
Display message for save; added class
ActionEditor in progress.
Merge pull request #117 from KSHSK/save-project-client

Save project client side
Load state
Read file contents for all datasets.
Delete marked datasets on load
Server error checking
Better delete file security
Minor server code cleanup