Re-enabled R15.
Commented out code that causes problems with Erjang.

Created ticket to track this here:
  https://github.com/trifork/erjang/issues/83
@krestenkrab added the missing support for is_record in Erjang.

Fixed here:
  https://github.com/trifork/erjang/issues/83
Updated ignores.
Updated to use lfetool testing structure.
Updated to use latest from lfetool.
Bumped version (0.1.6).
Split tests up into separate modules.
Added capitalized? function and unit tests.
erlang:round/1 needs to be called with the module prefix now.
Added tail-recursive factorial.
Added prime factor function and tests.
Updated curl options to follow redirects.
Updated factors to include the integer '1'.
Added macro from mnesia-tutorial.
Merge branch 'master' of github.com:oubiwann/lfe-utils
Added Erlang 17-rc1 to travis ci build.
Updated the uuid4 arguments.
Merge branch 'master' of github.com:oubiwann/lfe-utils
Updated travis-ci irc channel.