Typo fixes in install doc.  Document nccopy chunk threshold.
Updated Makefile.am to remove Doxyfile template for cmake-based builds.
Merge branch 'master' of https://github.com/Unidata/netcdf-c

Conflicts:
	ncdump/nccopy.c
Removed doxygen man page, since it now is in the User Guide.
Merge branch 'master' of https://github.com/Unidata/netcdf-c
move over to spock
checkpoint
Merge branch 'refcount' of https://github.com/Unidata/netcdf-c into refcount