TPDF
fix a typo
Extract the enum decl without recursing, but iteration over decl context.
Just reply on simplisticCast; register temporary. Fixes ROOT-5316.
Fix capabilities files generation

The generation of capabilities files was added.
CMS indeed uses those to feed the FW plugin manager, which is
very similar to the good Old SEAL plugin manager.
DGRs can have a decl to be emitted, another not to be emitted.

When this oce comes from a #include through ParseForModules():
class A{} g;
A should be emitted, but not g.
This is now tested in roottest/root/meta/templateAutoload.
Fix bogus logic in capabilities file creation

rootcling was checking for the wrong string to be non empty.
80 Cols.
Add getter and silence a warning.
Disable tests on SLC6 32 bit.
fix compile error flagged by latest clang++ 3.4.
fix warnings flagged by latest clang++ 3.4.
fix warning coming from latest clang++ from Xcode 5.