Move CFCClass_callback_decs to CFCC.c
Rename CFCCClass to CFCCMan
Keep array of fresh symbols in CFCClass

Don't destroy the original array of fresh methods and variables in
S_bequeath_{methods|variables}. This makes it possible to get a list of
fresh symbols in the original order from the .cfh file.
CFCUri class
Add CFCC_link_text
Add CommonMark source files

Add the following files from the CommonMark source tree as of commit
8796258400fc07a653172ba9d808374fdcca7936 from Dec 9 13:01:14 2014 -0800:

* LICENSE
* README.md
* All files in src excluding
  * main.c
  * CMakeLists.txt

Add custom versions of config.h and cmark_export.h.
Add CommonMark to C build
Switch man page creator to Markdown
Add test for man page creator
Add helper function CFCUtil_global_replace
Create HTML documentation for C API
Build Perl bindings with CommonMark
Convert Markdown to POD
Convert <code> markup to Markdown
Add clownfish URIs for methods
Don't mention Err_error in docs