Add CTestTestfile.cmake

Ignore file generated by ./acprep.
Started an Orientation section

Every project lays out directories in a unique manner.
More terms and orientation

Added Cheetah, sha1, utfcpp and  finished the orientation section.
Merge pull request #272 from merriam/master

More documentation, and One .gitignore change

Charles, thank you for all of the time you are putting into this.