Implemented System.Time timestamps for PhdTags
Implemented System.Time timestamps for PhdData Comments
Deleted unnecessary import of liftM
Changed type of unpadded read position from [Offset] to (Offset, Offset)
Merge branch 'timestamp' into develop

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cleaned up a few functions
Merge branch 'release-0.0.6'
* Implemented LocalTime timestamps for comment block and tags
* Changed unpadded read position in tags from [Offset] to (Offset, Offset)