Non-functional, infrastructure:  Be more explicit about "implicit array sizes", improving the infrastructure for handling them.  Also fix some output that was too big for its buffer.

There is more upcoming functionality for link-time sizing of implicitly-sized arrays that will use this.


git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@26176 e7fa87d3-cd2b-0410-9028-fcbf551c1848