Added a method to Factory which allows the template cache to be cleared.
This is similar to what we got for StyleSheetCache.
Renamed TemplateCache::ClearTemplateCache to TemplateCache::Clear
added REM unit support
Merge branch 'master' into remunits
fixed potential ABI breakage
Free strings returned by XGetAtomName to avoid leakage.
replace 0s with NULLs, as discussed at https://github.com/libRocket/libRocket/pull/127
Merge pull request #109 from julianko/remunits

added REM unit support
Merge pull request #104 from glockenmeier/dev

Added a method to Factory which allows the template cache to be cleared.