[PodTargetInstaller] Only set project, dylib, and compatibility versi…

[PodTargetInstaller] Only set project, dylib, and compatibility versions to valid, three integer values.

[Installer] Delay source file locking

Also, make sure to unlock the sandbox when preparing the sandbox

Revert creation of module maps for static libraries

Originally from 5121dff5

Also, rescue unknown extensive analysis exceptions and nicely error on them

Add modules support for static libraries

Also, rescue unknown extensive analysis exceptions and nicely error on them