gamessformat.cpp: Unify style for curly braces
gamessformat.cpp: Unify indentation style
gamessformat.cpp: Unify comment style
gamessformat.cpp: Remove unnecessary, commented-out code
gamessformat.cpp: Unify whitespace style
gamessformat.cpp: Wrap keywords at 80 characters
gamessformat.cpp: Add more elaborate keyword line wrapping

Wrap also at spaces in values if present, e.g., IFZMAT(1) array can have
spaces separating coordinates in that case the array will be wrapped at
80 characters if needed.
gamessformat.cpp: Fix some compiler warnings
Merge pull request #68 from Reinis/gamessformat_updates

Gamessformat updates