Incorporate PerfAnalyzer

[sayefsakin]

PerfAnalyzer is a dashboard based visualizer to analyze performance using git commit history and different performance metric. This has the following features

• Git History Graph
  • Ordered by commit dates
  • Filter Git Branch
  • Select a subset of git commits
  • Show Commit details like message, committer name, date, and hash.
• Performance metric line chart
  • Filter by different metric
  • Show details on hover
• Commit table
  • Search and filter by date, hash, and message.
  • Execute the runner_script on selected commit.
  • Show difference between two commits (using git diff)
• Variable Search
  • Use any regex or string to search
  • Show table of found variable and file
  • Show file content

[sayefsakin]

New updates include

• Moved perf_analyzer to the example directory
• Added Parallel coordinate plot
• Updated runner scripts.
• Updated parser scripts with generalized parsers.

[jpulidojr]

Initial implementation in examples is fine, will work on tighter integration with requirements.txt at a later time under .extras.