1.0.4
python: Upgrade PyPerf to v1.0.3 (#70) * Upgrade PyPerf to v1.0.3 (c568fdd751304ecf7907ebd27f8039ea3c492a4c) * Add tests for kernel stacks from PyPerf * Use larger events buffer & symbols map * Increase MAX_FREQUENCY to 1000 * Log PyPerf's stdout/stderr every interval * Bump gProfiler version to 1.0.4