fselect

• support subqueries as columns
• add PI, FLOOR, CEIL and ROUND functions
• improved HTML output formatting
• fixed bugs

Thanks to @mathrick for another reported issues!

• complex subqueries which can refer their parent tables #124
• EXISTS / NOT EXISTS operator
• CURRENT_TIMESTAMP, CURRENT_TIME functions
• filename column (just the name of a file without extension)
• improved error reporting #182

Thanks to @mathrick and @shah for creating the issues which helped to make this release!

• subqueries support
• bash completion #174
• make checking for hardlinks an optional setting for every search root
• new fields exif_exposure_time (or exif_exptime), exif_aperture, exif_shutter_speed, exif_f_number (or exif_f_num), exif_iso_speed (or exif_iso), exif_focal_length (or exif_focal_len), exif_lens_make, exif_lens_make #177
• path returns a relative path...

• search logic optimized to check files against more lightweight conditions first
• supported IN (...list of values...) expression
• LEAST and GREATEST functions
• LOCATE function
• added .awk as a known source code file extension

Thanks to @ototo for testing and reporting failed builds #173 (due to a broken semver in one of the dependencies)!

• bugfixes, including #171 and #172
• added running time measurements for debug mode

Thanks again @volodyalipkin for reporting the issues!