v2.1.0 🦄👨‍🚒

New Features

1. add new script uq 🦄
   https://github.com/oldratlee/useful-scripts/blob/dev-2.x/docs/shell.md#-uq
2. show-busy-java-threads:
   • support: set count 0 to show all threads

Improvements

• bash strict mode ⛑
  • use set -eEuo pipefail
  • use $* instead of $@ in string
  • use if-else instead of &&/||
  • use $() instead of ``
• add travis-ci 👨‍🚒
• add/use shUnit2 lib for Unit Test #39 ☂️
• improve multiply var declaration/read
  • read multiply var instead array
  • simplify the multiply local var deceleration

Code Cleanup

• add .gitignore/.editorconfig

Have Fun! 💕
2021-2-28