added git branch info to path, updated install to use bash_profile instead of bashrc

bash/bash_profile

@@ -0,0 +1,17 @@
+WHITE="\[\033[00m\]"
+BLACK="\[\033[01;30m\]"
+RED="\[\033[0;31m\]"
+GREEN="\[\033[0;32m\]"
+YELLOW="\[\033[0;33m\]"
+BLUE="\[\033[0;34m\]"
+PURPLE="\[\033[0;35m\]"
+CYAN="\[\033[0;36m\]"
+
+function parse_git_branch {
+	    ref=$(git-symbolic-ref HEAD 2> /dev/null) || return
+		    echo "("${ref#refs/heads/}")"
+}
+
+export TERM="xterm-color"
+alias ls="ls -G"
+export PS1="$PURPLE\u@\h$WHITE:$BLUE\w $YELLOW\$(parse_git_branch)$WHITE\$ "