EAGLESIX-2712: minor changes and comments
EAGLESIX-2712: minor changes
Merge branch 'feature/mongo_2.6.5_expressions' into feature/mongo_2.6.5_expressions_Map
Merge branch 'feature/mongo_2.6.5_expressions' into feature/mongo_2.6.5_expressions_Map
Merge branch 'feature/mongo_2.6.5_expressions' into feature/mongo_2.6.5_expressions_Map
Merge branch 'feature/mongo_2.6.5_expressions' into feature/mongo_2.6.5_expressions_Map
Map tests in progress
Merge branch 'feature/mongo_2.6.5_expressions_Map' of https://github.com/RiveraGroup/mungedb-aggregate into feature/mongo_2.6.5_expressions_Map
EAGLESIX-2712: Add test case file MapExpression_test.js
Merge branch 'feature/mongo_2.6.5_expressions' into feature/mongo_2.6.5_expressions_Map
EAGLESIX-2651: Variables: add missing statics, better sync w/ 2.6.5 code and tests
EAGLESIX-2651: Variables: fix spaces
EAGLESIX-2651: Variables*: misc docs and formatting
Merge branch 'feature/mongo_2.6.5_expressions' into feature/mongo_2.6.5_expressions_Map
EAGLESIX-2651: FieldPath: fix bug with var paths
Merge branch 'feature/mongo_2.6.5_expressions_Map' of http://github.com/RiveraGroup/mungedb-aggregate into feature/mongo_2.6.5_expressions_Map
EAGLESIX-2651: simplify misc base classes
EAGLESIX-2651: Map: better sync w/ 2.6.5 code, test more thoroughly, fix more variables related bugs
Merge pull request #48 from RiveraGroup/feature/mongo_2.6.5_expressions_Map

Feature/mongo 2.6.5 expressions map
Merge branch 'feature/mongo_2.6.5_expressions' into feature/mongo_2.6.5_expressions_SetIsSubset