modules/entry: specify default range for floats
modules/entry: specify default range for floats

In order to supply symmetry with integer variables being created, as
well as easy maintanence of relevant parts of the codebase, these
changes initializes the valid range for float-variables.

Signed-off-by: Thomas Guillem <5f50a84c1fa3bcff146405017f36aec1a10a9e38@gllm.fr>

xkfz007/vlc,xkfz007/vlc,xkfz007/vlc,xkfz007/vlc,xkfz007/vlc,xkfz007/vlc,xkfz007/vlc