• fix segmentation violation (#14, thanks to @antondollmaier)
• update dependencies

• switch to golang 1.19
• update dependencies
• update build system (release assets are generated automatically on release and have new names)

• Fix multiple concurrency problems
• Raise threads to 20 by default

• Add --threads option (default 10; prevent too many open files errors)

• Add --lineinfile-before and --lineinfile-after

• Add --dumpversion (prints only version number)
• Improved code style
• Fix bug when using regex backrefs in line or lineinfile mode

• Add ARM and ARM64 support (Rasberry Pi and others)

• Add sprig template methods

• Implement --output-strip-ext (removes suffix from filename for saving)
• Implement source:destination as argument (write to a different filename as source)

Add --output (in one file mode), writes output to another file