corrected some DocBlocks with incorrect throw classes.
Updated to PSR-2 standard on entire project.
Converted any remaining tabs to spaces; moved all concatenation '.' to the end of the line instead of the beginning.
Updated all double quotes not used for interpolation to single quotes.
fixed create command file
Updated the concatenation to lead with the operator.
Merge pull request #30 from pddevins/PSR-2-review-complete

PSR-2 review complete