Merge pull request #11 from mhurst4186/master

tests for if-construct edge case
Merge pull request #12 from mhurst4186/master

normalizer removes blank lines in continuation statements
work on more complex shared-term-do constructs & updated tests for one case
prepend sp_ prefix to some semantic-predicate methods in fortran.rb
merge branch 'master' of https://github.com/maddenp/ppp
update TODO