[config] Added SystemVerilog plugin
[config] Added Calender plugin for testing

Change-Id: Ia9b3bfb6863ca631d873b1ffa3fd496c0a467dc7
[config] Added VHDL plugin

Change-Id: I9b3d09fb17de3db05b51adccc2ddc2ca91ec20e8
[plugin] Fixed typos and comments
[plugin] added new plugins infos (VHDL, SystemVerylog, VimProc)

Change-Id: I1f232d324f7d7d9af2e74166757db8787294f070
[doc] Updated todo list

Change-Id: I1da1e60279a614cd62815ece91eca5379ad0ce28
[abbrev] Added new abbreviations

Change-Id: Ifdf72177e7169aa156ac00d7781605406137b949
[mapping] Improved mapping documentation

Change-Id: Ib672e14f37a97bb9572d2887563d5a89b3e33e3b