Screenpro2

What's Changed
* add `trim_first_g` option for `fastq2count` task
* for more info about this logic, see Fig 2 [here](https://pubmed.ncbi.nlm.nih.gov/25307932/)
* minor code and document improvements in https://github.com/ArcInstitute/ScreenPro2/pull/59

**Full Changelog**: https://github.com/ArcInstitute/ScreenPro2/compare/v0.3.0...v0.3.1

What's Changed
* improve docs and add example codes for `fastq2count` tasks
* bug fixes and code improvements in https://github.com/ArcInstitute/ScreenPro2/pull/58


**Full Changelog**: https://github.com/ArcInstitute/ScreenPro2/compare/v0.2.13...v0.3.0

What's Changed
* minor improvements
* change code organization in https://github.com/ArcInstitute/ScreenPro2/pull/57
* close 14
* add methods to collect score tables

**Full Changelog**: https://github.com/ArcInstitute/ScreenPro2/compare/v0.2.12...v0.2.13

What's Changed
* minor changes in docs
* fix a bug in `fastq2count` in https://github.com/ArcInstitute/ScreenPro2/pull/55


**Full Changelog**: https://github.com/ArcInstitute/ScreenPro2/compare/v0.2.11...v0.2.12

What's Changed
* introduce `counter` module, see 42
* clarify references to elements in sgRNA library in https://github.com/ArcInstitute/ScreenPro2/pull/48
* improve core functionalities for CLI in https://github.com/ArcInstitute/ScreenPro2/pull/53


**Full Changelog**: https://github.com/ArcInstitute/ScreenPro2/compare/v0.2.10...v0.2.11

What's Changed
* major reformatting and introduce alpha version of CLI in https://github.com/ArcInstitute/ScreenPro2/pull/44
* update `plotReplicateScatter` function in https://github.com/ArcInstitute/ScreenPro2/pull/46


**Full Changelog**: https://github.com/ArcInstitute/ScreenPro2/compare/v0.2.9...v0.2.10