Fix alignment in help screen
Add Line, cl tool to print line input lines
Line can take negative indexes
Line: Refactor to line matchers
Line: add the --line-numbers flag
Line: Refactor tests to use parser
Line: Refactor to use a single matcher
Line: Add negated indexes
Line: Add debug option, print tabs between line numbers and lines, some refactoring
Line: add ranges
Line: Improve inspection of matchers
Line: Put specs around the RSpec matcher
Line: Add negated ranges
Line: Refactor OptionParser
Line: Reword/reorganize specs
Add negated regexes, finally fix the fucking custom matcher
Custom git diff and git show
Vim: shortcut for rubyizing a file