Overview of changes in Sysprof 45.2
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Changes since 45.1:

 * Sample items in mark chart rows to reduce chances of overflowing
   Open GL maximum VBO size.
 * Fix parsing of /proc/$pid/maps by being more lenient in what is
   accepted device numbers. This fixes some unwindable stack traces.
 * Update categories that are highlighted.
 * Be more defensive when cleaning up view models to reduce chances
   of cuausing issues with GtkExpression.
 * Translation updates