* lp-anj7/expanded-rules:
Generate module version files with new RULES_EXPAND facilities
Extend RULES_EXPAND to add more features
More generator doc updates
Document <library>_API = <stem> for Makefiles
Convert epicsShareAPI to epicsStdCall in modules/ca
Update generator script
Modify rules to allow multiple API.h libraries to be built
Convert modules/ca to use LIBCA_API instead of epicsShare
Try out a representative sample of APIs from multiple libraries
Add build rules to generate and install *API.h header files
Add script to generate *API.h headers
