Limit to prevent ALL investigations returned in Python. Refs #9585.
Updated CatalogSearch property descriptions. Refs #9585.
Improve catalog property descriptions. Refs #9585.
Added CatalogKeepAlive & CatalogLogin usage. Refs #9585.
Added usage to CatalogLogout. Refs #9585.
Added usage to CatalogListInstruments & Investigations. Refs #9585.

- Updated the summary for these algorithms to state difference between single and multiple catalogs.
Added usage to CatalogMyDataSearch. Refs #9585.
Added usage to CatalogSearch. Refs #9585.
Add usage to CatalogDownloadFiles. Refs #9585.
Add usage to CatalogPublish. Refs #9585.
Add usage to CatalogGetDataFiles. Refs #9585.
Add usage to CatalogGetDataSets. Refs #9585.
Add detailed description to CatalogDownloadDatafiles. Refs #9585.
Add usage to ConvertToDistribution. Refs #9585.
Add usage to ConvertFromDistribution. Refs #9585.
Add usage to UnwrapMonitor. Refs #9585.
Correct testoutput for some algorithms. Refs #9585.
Add ExponentialCorrection usage example. Refs #9585.
Add AddPeak usage example. Refs #9585.
Merge remote-tracking branch 'origin/master' into feature/9585_algorithm_documentation_improvements