refs #9502 Spelling errors.
refs #9502 Methods used to get access to ConvertToMD unit conversion

and verify if this converter actually doing something (converting units)

and some more spelling errors.
refs #9502 This should fix it (subj to unit tests & all done properly)
refs #9502 Fixed isConverted method in Units conversion helper

+ target ws pointer transferred as shared_ptr
+ fixed unit test
refs #9502 piece of code which selects non-monitor spectra as the

source of the bin boundaries
refs #9502 Added lost retrieve bin boundary statement.
refs #9502 Merge branch 'master' into bugfix/9502_ConvToMDIssues

(fixing wiki changes)

Conflicts:
	Code/Mantid/Framework/MDAlgorithms/src/ConvertToMD.cpp
Merge branch 'bugfix/9502_ConvToMDIssues' into develop