Formatting improvements and improving clarity of instructions.
Formatting and clarity
Formatting and clarity
Formatting and clarity
Formatting and clarity
Merge branch 'master' of https://github.com/gkerr/IntroCommandLineNGS

Conflicts:
	_build/html/ReadingList.html
	_build/html/_sources/ReadingList.txt
	_build/html/_sources/exercises/STEP2_alignRNASeqReads.txt
	_build/html/_sources/exercises/STEP4_CUFFLINKS_DE.txt
	_build/html/exercises/STEP2_alignRNASeqReads.html
	_build/html/exercises/STEP4_CUFFLINKS_DE.html
	_build/html/index.html
	_build/html/objects.inv
	_build/html/searchindex.js
	exercises/STEP2_alignRNASeqReads.rst
	exercises/STEP4_CUFFLINKS_DE.rst