add single line comprehension to count evens in list
remove unnecessary import sys
add test file
Merge branch 'listcomprehensions' of https://github.com/CharlesGust/sea-f2-python-sept14
modernised my trigram solution
fixed bug with dash in trigrams
Merge branch 'master' of https://github.com/codefellows/sea-f2-python-sept14
added html samples
Merge remote-tracking branch 'upstream/master'
add dict and set comprehension code
Merge branch 'dictsetcomp' of https://github.com/CharlesGust/sea-f2-python-sept14