enables travis CI
enabling travis-ci build status
Fixing file path
copy required dep to output folder
fixes #4 including dllmap fix mono tests for osx

The following changes address the problem of the tests not being able to
find the compiled libsodium.dylib.

For mono running x86, libsodium.dylib needs to be arch i386

All tests passes
Merge pull request #11 from fraga/enableTravis

Enable travis CI
Update README to point to my travis-ci account.
Merge pull request #12 from fraga/fixSolution

Fix solution, correcting tests for OSX
Remove leftover bits of the old unit tests

We originally used VS's unit testing system, which was fine and great
until we wanted to go cross platform - then we needed to switch, and
these bits of cruft are the leftovers from that switch.

Also, this fixes a build warning in Mono.
Add unit testing to Travis build
Revert "Add unit testing to Travis build"

This reverts commit 243ea5590d293cdd06d22d716823c3dc9533e439.