Bashful Bovine

New features:

• Support for the MySQL, Apache, and Nginx monitor plugins
• New functions for defining and adding documentation for Scalyr Plugin Monitor configuration options, log entries, and metrics.
• Added support for variable substitution in configuration files.
• New print_monitor_doc.py tool for printing documentation for a monitor. This tool is experimental.

Bug fixes:

• Fixed bug prevented having release notes for multiple releases in CHANGELOG.md
• Fixed bug with CR/LF on Windows preventing log uploads

Documentation fixes:

• Updated MySQL monitor documentation to note deprecated metrics.

Internal:

• Refactored code to extract platform-specific logic in preparation for Windows work.