TestHelper: Updated to dynamically return test files ending in "Test.py"
MergerTest: created first unittest for the Merger module
Merger: fixed infinite loop on three_way_merge("abc","ac","bbc")
TestHelper: improved output
tests: Remove unneeded functions
Merge pull request #31 from sils1297/lineparsertest

LineParserTest: Make testcases more difficult
Merge pull request #30 from sils1297/new_unittest_goodness

New unittest goodness
LineParserTest: Simplify tests
LineParser: Fix Section parsing with empty section ending indicatior
LineParserTest: Test section surroundings