Do not place (or higher) in min_ansible_version

Update install documentation to include httplib2

doc: fixed changelog format

Fix debian builds by adding a missing ','

With v1.4.2 setup.py requires httplib2 for install

fix typo in synchronize module

More don't catch `SystemExit`

 Make state=present the default for ec2_tag

Using `ec2_tag` module without the state argument
currently results in:
```
failed: [127.0.0.1] => {"failed": true, "parsed": false}
```
This fix makes `state=present` the default

Adds postgres support for Ansible RDS module

rax: import novaclient.exceptions for cs.images.find

tests depend on the default encoding being utf8

Improve IRC module. Fixes #5186

improve error on invalid vars file (if its a list instead of a dict)

Fix permission error when using easy_install through sudo

ssh_alt - only trigger 'fatal' when returncode == 255 (interpreted as 'c...

`env-setup` fix for zsh <= 4.3.10

Prevents UnicodeEncodeError

This reverts commit 15b89b45, reversing
changes made to 3d836a1a.

Fixes #5159 `file` module: Don't catch `SystemExit`

postgres_db CHECKMODE changed status

Fix setup.py to work with 'pip install -e .'

ssh_alt.py / decrease # of ssh roundtrips