Fixes #72 - Restructured arb int math and enabled BCMath as an engine
Fixed Private Key Test generate stalling, and suggest GMP in composer.json
Fixed whitespace
Optimized input parsing and wrote tests as well
Removed pointTest.  Not in use and we can add it again later with fixes and tests
Removed unnecessary echo from test
Fixed whitespace issue
Merge pull request #124 from sambohler/master

Fixes #72 - Restructured arb int math and enabled BCMath as an engine