Improve README, add contributing guide and license#16

Merged

patrislav merged 6 commits intomasterfrom pk-documentation

Jan 22, 2021

+264-14

Commits on Jan 18, 2021

LICENSE: create LICENSE
Patryk Kalinowski
committed
CONTRIBUTING.md: create contributing guide
Patryk Kalinowski
committed
README.md: add usage instructions and more info
Patryk Kalinowski
committed

Commits on Jan 19, 2021

aws: add documentation to undocumented structures and constants
Patryk Kalinowski
committed
mysql: add documentation to undocumented methods
Patryk Kalinowski
committed

Commits on Jan 21, 2021

documentation: add doc.go files to important packages
Patryk Kalinowski
committed