Add CMake option to strip wrapping libraries

Since CMake installation is not performed on Wrapping languages due to
different packaging requirement of the language, provide an option to
strip them during compilation as a post build step.

Change-Id: Iba188df716130f619e694e6ced4d3b69f390d975
Pass stripping related flags from super build to SimpleITK

Change-Id: I662081ac504d324f6a030fbda6fda7351773320b
Fix missing $ in cmake in adding stripped java target

Change-Id: Ied2ebe577b50e5c81108b28ff52804eb51926346
Merge topic 'SIMPLEITK-501_EnableStrippingOfWrappingLibraries'

f4691b04 Fix missing $ in cmake in adding stripped java target
c5260d95 Pass stripping related flags from super build to SimpleITK
fb68232e Add CMake option to strip wrapping libraries