"my" ~/.bashrc: rvm and git prompt; ec2, esx, java mvn, tycho

.bashrc

# ~/.bashrc: executed by bash(1) for non-login shells.
# see /usr/share/doc/bash/examples/startup-files (in the package bash-doc)
# for examples

#git show branch and other things in the console
#http://henrik.nyh.se/2008/12/git-dirty-prompt
        RED="\[\033[0;31m\]"
     YELLOW="\[\033[0;33m\]"
      GREEN="\[\033[0;32m\]"
       BLUE="\[\033[0;34m\]"
  LIGHT_RED="\[\033[1;31m\]"
LIGHT_GREEN="\[\033[1;32m\]"
      WHITE="\[\033[1;37m\]"
 LIGHT_GRAY="\[\033[0;37m\]"
 COLOR_NONE="\[\e[0m\]"


function parse_git_branch {
    git rev-parse --git-dir &> /dev/null
    git_status="$(git status 2> /dev/null)"
    branch_pattern="^# On branch ([^${IFS}]*)"
    remote_pattern="# Your branch is (.*) of"
    diverge_pattern="# Your branch and (.*) have diverged"
    if [[ ! ${git_status} =~ "working directory clean" ]]; then
        if [[ ${git_status} =~ "# Changes to commited" ]]; then
            state="${RED}"
        elif [[ ${git_status} =~ "# Changes not staged for commit" ]]; then
            state="${RED}"
        else
            untracked="${LIGHT_RED}⚡"
            state="${GREEN}"
        fi
    else
        state="${GREEN}"
    fi
    # add an else if or two here if you want to get more specific
    if [[ ${git_status} =~ ${remote_pattern} ]]; then
        if [[ ${BASH_REMATCH[1]} == "ahead" ]]; then
            remote="${YELLOW}↑"
        else
            remote="${YELLOW}↓"
        fi
    fi
    if [[ ${git_status} =~ ${diverge_pattern} ]]; then
        remote="${YELLOW}↕"
    fi
    if [[ ${git_status} =~ ${branch_pattern} ]]; then
        branch=${BASH_REMATCH[1]}
        echo "${state}(${branch})${remote}${untracked}"
    fi
}
function rvm_prompt() {
    $HOME/.rvm/bin/rvm-prompt v g
}

function prompt_func() {
    previous_return_value=$?;
#    prompt="${BLUE}[${COLOR_NONE} \w$(parse_git_branch)${BLUE}]${COLOR_NONE}"
#    prompt="${LIGHT_GRAY}\w${COLOR_NONE}$(parse_git_branch)"
prompt="$(rvm_prompt):\w${COLOR_NONE}$(parse_git_branch)"
    if test $previous_return_value -eq 0
    then
        PS1="${prompt}${GREEN}\\\$${COLOR_NONE} "
    else
        PS1="${prompt}${LIGHT_RED}\\\$${COLOR_NONE} "
    fi
}

PROMPT_COMMAND=prompt_func


# If not running interactively, don't do anything
[ -z "$PS1" ] && return

#################### (.......)

# AWS tools
export EC2_HOME=$HOME/apps/ec2-api-tools-1.5.2.4
export EC2_AMITOOL_HOME=$HOME/apps/ec2-ami-tools-1.4.0.5
export PATH=$PATH:$EC2_AMITOOL_HOME/bin:$EC2_HOME/bin
export EC2_PRIVATE_KEY=$HOME/.ec2/pk-intalio-XXXXXXXXXXXXXXXXXXXXXXXXXXXX.pem
export EC2_CERT=$HOME/.ec2/cert-intalio-XXXXXXXXXXXXXXXXXXXXXXXXXXXX.pem
export AWS_USERID="XXXXXXXXXXXXXXXXXXXXXXXXXXXX"
export AWS_ACCESSKEY="XXXXXXXXXXXXXXXXXXXXXXXXXXXX"
export AWS_SECRETKEY="XXXXXXXXXXXXXXXXXXXXXXXXXXXX"
export EC2_KEYPAIR_AP_SOUTHEAST_1="XXXXXXXXXXXXXXXXXXXXXXXXXXXX"
export EC2_KEYPAIR=$EC2_KEYPAIR_AP_SOUTHEAST_1
export EC2_KEYPAIR_PEM=$HOME/.ec2/$EC2_KEYPAIR.pem
export EC2_REGION="ap-southeast-1"
export EC2_AVAILABILITY_ZONE="${EC2_REGION}b"

#XEN
#export VIRSH_DEFAULT_CONNECT_URI="xen:///"

export JAVA_HOME=/usr/lib/jvm/java-6-openjdk-amd64/
export JAVA5_HOME=~/apps/jdk1.5.0_21

alias mvn2=$HOME/apps/apache-maven-2.2.1/bin/mvn
alias mvn3=$HOME/apps/apache-maven-3.0/bin/mvn
alias mvn=$HOME/apps/apache-maven-3.0.3/bin/mvn
alias p2director=$HOME/apps/EclipseRTP2DirectorExtended-3.8.0.v20120122/p2director.sh
alias ant=$HOME/apps/apache-ant-1.8.1/bin/ant
alias node=$HOME/bin/node

export MAVEN3_HOME=$HOME/apps/apache-maven-3.0/
export P2_RELEASE_HOME=$HOME/proj/neo/tycho-p2-scripts
export P2_DIRECTOR_HOME=$HOME/apps/EclipseRTP2DirectorExtended-3.7.0.v20110427

[[ -s "$HOME/.rvm/scripts/rvm" ]] && . "$HOME/.rvm/scripts/rvm"
[[ -r $rvm_path/scripts/completion ]] && . "$HOME/.rvm/scripts/completion"
export rvm_trust_rvmrcs_flag=1 # Trust all rmvrcs we find

.tmux.conf

# vi type of command
setw -g mode-keys vi
# scrolling with the mouse
set -g terminal-overrides 'xterm*:smcup@:rmcup@'

.vimrc

call pathogen#infect()
syntax on
filetype plugin indent on

" I like 2 spaces for indenting
set shiftwidth=2

" I like 2 stops
set tabstop=2

"do not keep a backup files 
set nobackup
set nowritebackup