version 3.3.0 of easybuild-easyconfigs, feature release
* support for 28 new software packages, incl. BUSCO & Tkinter
* gimkl/2017a toolchain
* software updates, incl. ABINIT 8.2.2, BLAST+ 2.6.0, Bowtie2 2.3.2, FFmpeg 3.3.1, NCL 6.4.0, Rust 1.18.0, SAMtools 1.5, VTK 7.1.1
* enable automatic style checks for easyconfig pull requests
* stop using deprecated 2-element tuple format in sources, use equivalent dict format instead
* various small bug fixes & enhancements