changed getRowAndCol from returning an array to returning an object; readability improvements
added a function called getLastColumnIndex
used getLastColumnIndex
added getLastColumnIndices method
using getLastColumnIndices method
added a getRowColumnIndices method
used the getRowColumnIndices method
added setSelectionRangeIndices method
used setSelectionRangeIndices method
changed the location of clearing the breakpoints
removed the now-unused global variable $scope.lastColumnIndices
readability of breakpoint row line
Merge pull request #23 from HarleyKwyn/master

New styling!
Merge pull request #22 from jgpettibone/master

migrated ace utility functions to ace.js; cleaned up app.js
Adds borders to scope viz.
Adds logic for activeScope parameter. As well as renaming treeArray to scopeTree.
Adds styling for active scope.
Implements highlighting for threequal values
Implements highlight toggle
Merge pull request #27 from chughes87/master

Implements highlighting of === values when clicked