cl/gcc-adapt-ext: Test for access specifiers of C++ classes added.
cl/gcc-adapt-ext: Test for 'this' pointer added.
cl/gcc-adapt-ext: Test for C++ nested classes and nested typedefs added.
cl/gcc-adapt-ext: Test for cv qualifiers of classes and methods added.
cl/gcc-adapt-ext: Test for static specifiers within classes scope added.

NOTE: Issue #9 @ <https://github.com/deekej/predator/> was discovered
      here.
cl/gcc-adapt-ext: VAR_DECL is now skipped in the 'dig_record_type()'.

NOTE: Fixes #9 issue @ <https://github.com/deekej/predator/>.