Add support for :apropos from Idris compiler
Add idris-apropos to the menu
Support IDESlave text formatting instructions in docstrings
Add a note about fonts and colors to the readme

There are instructions for changing them. Fixes #92.
Merge pull request #99 from david-christiansen/readme-colors

Add a note about fonts and colors to the readme
Merge pull request #98 from david-christiansen/text-formatting

Text formatting
Describe formatting in docs
Added note about overlapping
Merge pull request #100 from david-christiansen/docs

Describe formatting in docs