Merge branch 'thomasrebele-master'

README.md

@@ -133,7 +133,8 @@ Add to the `~/.bashrc`:
    # GIT_PROMPT_END=...      # uncomment for custom prompt end sequence
 
    # as last entry source the gitprompt script
-   # GIT_PROMPT_THEME=Custom # use custom .git-prompt-colors.sh
+   # GIT_PROMPT_THEME=Custom # use custom theme specified in file GIT_PROMPT_THEME_FILE (default ~/.git-prompt-colors.sh)
+   # GIT_PROMPT_THEME_FILE=~/.git-prompt-colors.sh
    # GIT_PROMPT_THEME=Solarized # use theme optimized for solarized color scheme
    source ~/.bash-git-prompt/gitprompt.sh
 ```

gitprompt.sh

@@ -26,6 +26,9 @@ function echoc() {
 
 function get_theme() {
   local CUSTOM_THEME_FILE="${HOME}/.git-prompt-colors.sh"
+  if [[ ! (-z ${GIT_PROMPT_THEME_FILE} ) ]]; then
+    CUSTOM_THEME_FILE=$GIT_PROMPT_THEME_FILE
+  fi
   local DEFAULT_THEME_FILE="${__GIT_PROMPT_DIR}/themes/Default.bgptheme"
 
   if [[ -z ${GIT_PROMPT_THEME} ]]; then