1. Device Filter Clear Issue
This patch fixes an issue where attempting to clear a filter
would result in the filter still being active.
2. Invalid SQL When Creating Graphs
This patch fixes an problem where an invalid SQL statement
would be executed when generating graphs.
3. Additional Error Checking for Nth Percentile
This adds more checking concerning rrd fetch returning an empty
set on a non-existant rrd file, resulting in a php warning about
invalid index.
4. MySQL 5.x Strict Mode Compatibility
Allows MySQL 5.x to utilize the default "strict" sql_mode.
As an added benefit, this patch also automatically calculates
the maximum speed of your interface graphs preventing gigabit
interfaces from being overrun.
Reminded by: demon
bf8e834564