sysconfig: Two bugfixes

This update fixes the following issues for sysconfig:
- bnc#753387, bnc#794720: Fixed to correctly apply STP constrains also to float time values with a 1/100 sec precision
- bnc#791553: Updated bridge documentation link in ifcfg-bridge.5

Fixed bugs
bnc#753387
Default BRIDGE_FORWARDDELAY=0 causes networking problems with BRIDGE_STP=on
bnc#791553
Man page for ifcfg-bridge has a bad link
bnc#794720
virt-manager / libvirtd floods log file
Selected Binaries
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