update build.xml path for Legal and Profile
added save options to Imagine plugin presets
added exception docs for recent throwif removal
fixed various typo's and duplicated use statements
Merge pull request #1415 from rojblake/exception_typos

fixed various typo's and duplicated use statements
Merge pull request #1416 from rojblake/throwif_docs

added exception docs for recent throwif removal
Merge remote-tracking branch 'drummer3333/imagine_quality_preset' into 1.3