+1
Reduce tab bar height
the tab bar is, what, 50 pixels high? On modern displays, favouring width over height, that is quite a lot. Also only half of the tab's height is effectively used, the rest is just a waste of screen space. An option to reduce the tab so that the text just fits with some border left would be great.
Servicio de atención al cliente por UserEcho
Some themes have custom tab settings. Afterflow, for example, provides the following options:
Just in case you haven't figured it out by now ;)