Update contributing guide, and coding standard

Author: timothycrosley

CODING_STANDARD.md

@@ -2,7 +2,7 @@ Coding Standard
 =========
 Any submission to this project should closely follow the [PEP 8](https://www.python.org/dev/peps/pep-0008/) coding guidelines with the exceptions:
 
-1. Lines can be up to 120 characters long.
+1. Lines can be up to 100 characters long.
 2. Single letter or otherwise nondescript variable names are prohibited.
 
 Standards for new hug modules

CONTRIBUTING.md

@@ -18,7 +18,7 @@ Account Requirements:
 
 Base System Requirements:
 
-- Python3.3+
+- Python3.5+
 - Python3-venv (included with most Python3 installations but some Ubuntu systems require that it be installed separately)
 - bash or a bash compatible shell (should be auto-installed on Linux / Mac)
 - [autoenv](https://github.com/kennethreitz/autoenv) (optional)