Added standard theme from alsemyonov.

themes/standard/standard.theme.bash

@@ -0,0 +1,9 @@
+PROMPT='\[${green}\]\u\[${normal}\]@\[${green}\]\h\[${normal}\]:\[${blue}\]\w\[${normal}\]\[${red}\]$(prompt_char)$(git_prompt_info)\[${normal}\]\$ '
+
+# git themeing
+GIT_THEME_PROMPT_DIRTY="×"
+GIT_THEME_PROMPT_CLEAN="✓"
+GIT_THEME_PROMPT_PREFIX=""
+GIT_THEME_PROMPT_SUFFIX=""
+
+# ${debian_chroot:+($debian_chroot)}