Awesome: Add sound volume widget + keyboard switch widget

Signed-off-by: Jerome Flesch <jflesch@gmail.com>
Git config: add default wanted push behavior

Signed-off-by: Jerome Flesch <jflesch@gmail.com>
Awesome: Add battery monitor widget

Signed-off-by: Jerome Flesch <jflesch@gmail.com>
Awesome: battery monitor: reduce the update frequency

Signed-off-by: Jerome Flesch <jflesch@gmail.com>
Readapt awesome config to horizontal displays

Signed-off-by: Jerome Flesch <jflesch@gmail.com>
Zsh: Also checkout liquidprompt

Signed-off-by: Jerome Flesch <jflesch@gmail.com>