Merge pull request #598 from CelticMinstrel/master

Streamlining the Waterbear menus
Merge pull request #600 from CelticMinstrel/master

Fixes for the Show/Hide Blocks feature
fix #596 svg was breaking layout at times
Merge pull request #602 from waterbearlang/596_fix_layout_breakage

fix #596 svg was breaking layout at times
rebuild to get blockmenu back
Add icons to undo/redo buttons
Fix missing space next to fontawesome icons
Use drag cursor when mouse is over a block
- Doesn't quite work properly with collapsible blocks
Merge branch 'master' of https://github.com/waterbearlang/waterbear
Fix disclosure triangles being visible in the block menu
Minor cleanup
Rebuild