irony-server: introduce version 0.1
irony.el: introduce irony-version (0.1)
irony.el: update brief description to be <= 36 characters

As recommended by the "Packaging Basics" of the Emacs manual,
http://www.gnu.org/software/emacs/manual/html_node/elisp/Packaging-Basics.html#Packaging-Basics
remove TODO.org, create issues on Github instead
move bundled ac plugin in standalone repository, bump docs

elisp/irony/ac.el can now be found under the name AC Irony at
https://github.com/Sarcasm/ac-irony
Add patch version to irony-server
move elisp files in top directory and the server in its own directory
irony-server: use basic C++11, remove dependency to SimpleJSON
irony-server: version/help as command to make things more uniform
fix typo in help subcommand and add command description
fix check-compile subcommand arguments
separate oneshot/non lisp commands from "interactive" Commands
cosmetic change to elisp files before rewrite
start with a fresh irony.el
introduce "self-hosted build" of irony-server
Display a warning in unknown modes but start irony-mode nevertheless
WIP: first communication with emacs/irony-server
add initial compile check, implement interactive/-i option
doc fixing, add json as a dependency for irony-cdb
remove unsafep check on server responses

Responses aren't evaluated but just read, checking unsafe on big
responses, such as a completion request, will just consume time for
nothing.