Removed pom.xml

Build was switched to sbt, maven build no longer supported.
Merge pull request #122 from rigoford/master

Removed pom.xml #121
Confine spaces after plus to infix expressions
Drop echo file
Drop unused imports
Add Field Names Checker and asociated tests
Add test for + method
Merge pull request #124 from gsoltis/fix_plus_spaces

Fix plus spaces
Merge pull request #125 from rigoford/master

Add Field Names Checker and associated tests
Removed duplicate typesafe config