Hello World and trabb pardo-knuth problem
unit tests for Queue and Stack
Merge pull request #73 from tclamb/c++11-stack-queue-tests

unit tests for Queue and Stack
Merge pull request #72 from vhbsouza/master

Some solutions.
included forgotten tests in Makefile and fixed exception testing in Stack + Queue
Spiral problem solved in C++11
Merge pull request #74 from tclamb/c++11-test-cleanup

Minor fixes and changes to C++11 unit tests
Merge pull request #75 from tclamb/c++11-spiral

Spiral problem solved in C++11
Merge remote-tracking branch 'upstream/master'