Add description for the display_name attribute for services.

Fixes #6253
Fix PerfdataWriter config validation.

Fixes #6255
Use the right CheckResult object for commands.

Fixes #6260
Fix compiler warnings.

Fixes #5823
Fix logrotate config.

Fixes #6229
Fix invalid logrotate option.

Fixes #6265
Make sort order for Utility::{Glob,GlobRecursive} deterministic.

Fixes #5854
Update documentation.

Refs #5795
Add by_ssh command object.

Refs #5795
Update documentation.

Refs #5795
Add 'notice' severity to *Logger.

Refs #6070
Make critical connection errors readable in ApiListener.

Refs #6070
Extract exception error info message.

Refs #6070
Change the most chatting log messages to 'notice' severity.

Refs #6070
Documentation: Explain how command parameters work with CheckCommand and Host, Service objects.

Fixes #6267
Fix checkconfig error message.

Fixes #6269
Documentation: Explain config validation with errors and reload.

Fixes #6259
Documentation: Update what's new for 2.0.0 Beta 1.

Fixes #5820
Plugins: Add generic nrpe command definition.

Refs #6225
Documentation: Update migration, add agent based dependency example.

Refs #6225
Fixes #6272
Fixes #6271