Update .netrwhist

Removed history dir
removed .netrwhist from repo
Added Readme on how to install
Added colors for bash, it's not default on for Macs
Added bashrc.d
Removed bashrc.d, will be autocreated by bashrc
Test 123, added bashrc.d folder handling
Added code to execute .bashrc.d files and handle creation of directory if it does not exist
Added better logic for determining which scripts should be executated from .bashrc.d
Updated readme to show that .bashrc.d files need to be executable
Updated README
Added rbenv autoload for multiple ruby versions
Changed so that files in .bashrc.d don't need to be executable
Limited bashrc.d scripts to those files owned by the user starting bash
Fixed small but in bashrc.d logic
Added puppet vim submodule from rodjek
Touching for ghar
Addded git alias file, added git log alias
Added .gitrc to .bashrc.d folder
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