Added automatic detection of the presence of headers in CSV and XLS, XSLX files.
Added the ability to collect a list of stop words when filtering the source list using cluster analysis.
Fixed all errors found during tests and shortcomings in the functionality added in previous versions.
Added the ability to set phrases that need to be taken into account as a single phrase when clustering.
Added the ability to use conditions as priority phases when building clusters.
Added the ability to combine synonymous phrases into one cluster.
Added the ability to encode and decode Unicode characters, according to the Unicode character table.
The algorithm for distributing phrases across clusters is optimized as much as possible.