document update and to_keywords
Mix.Shell: Fix incorrect Windows' COMSPEC handling
Minor indentation fix
Support extended syntax in Regex.escape
Improve Regex.escape tests
Add documentation to Regex.escape
Do not interpret ansi escape codes in IEx results
Merge pull request #1164 from sasa1977/document_record_features

documentation for record generated functions
Merge pull request #1163 from meh/regex-escape

Support extended syntax in Regex.escape
Update changelog and move version to 0.9.2.dev
Don't process ANSI escapes in strings in IEx
Use converger when retrieving dependencies
Correctly add load_pahts for rebar dependencies