No screenrc
Change csv colors
Remove old script
Add ssh config
Add ackrc
Ignore other things
Use new syntax
Add two global aliases
Logical diffs
Add ack
Add agignore
Replace ack with ag, change md rendering
Add silver searcher to default stuff
Add instructions to install ag/ack
Update help
Fix type
Update README.md
Update README.md
Merge branch 'master' into supertab
Update instructions