Remove out files from develop
Use 'self' consistently; only set copyPasteElement to '' after pasting
Add cmd-c and cmd-v handlers

Helps with #27
Scope issue with table - use targetTable instead
Add "option strict" to most files
Add shim to avoid load error if using local editableCell; formatting
Use cross-browser style for selection border

Addresses #27
Add (commented-out) sample styles for input and selection
Make SelectionView's outline slightly larger, tweak blue
Add additional check for table
Prepare for v2.1.1 release
Release v2.1.1