testing command line
Adding BackendClient
Paired Programmed with Velu

Found inconsistency between function signatures of IDescriptionImpl.h and IDescriptionImpl.cpp

Unsigned int vs int
* Removed the build directory from the repo.
* Removed more cmake build files from the git repo.
* Adding the .gitignore file to the repo, to ignore the build directory.
Merge branch 'unit_test' into CommandLine

Conflicts:
	CMakeLists.txt
* Merged unit_test branch into CommandLine branch
Merge branch 'CommandLine' of https://github.com/johnmangan/cards into CommandLine

Conflicts:
	CMakeLists.txt
* Renamed DescriptionInterface function for clarity.
Merge branch 'CommandLine' of https://github.com/johnmangan/cards into CommandLine
Programming in group meeting, got CommandLine running, and being tested
Velu - made some changes to to CommandLine prototype
CMake List for Command Line Prototype
Velu changed pX to mX, for Hungarian notation, to member
* Changed the viewLevelsOfDetail calls to getLevelsOfDetail.
* Changed the default AccessManager construction to use the persistent module implementations.
Merge branch 'CommandLine' of https://github.com/johnmangan/cards into CommandLine
In progress of making CommandLine prototype look good - Velu, Yilun, John
Merge branch 'CommandLine' of https://github.com/johnmangan/cards into CommandLine