version number to 0.46-6

update version number to 0.46-5 and update release notes

update doc

update "metro-help.pd" name in Makefile.am. Will re-tag this as 0.46-2.

version number to 0.46-1

version number to 0.46-0

version number to 0.46-0test5

added mention of oscparse,oscformat to release notes

Another attempt to get vslider, hslider scaling right

Fixed scaling bug on vslider and hslader