Merge pull request #220 from karkerkurkar/master

Optimize string building in unparser

Merge pull request #208 from prometheus-lua/feature/remove-build

Remove build script and related documentation from README

Merge pull request #160 from SpinnySpiwal/patch-4

Update compiler.lua

Merge pull request #145 from prometheus-lua/develop

Merge pull request #93 from levno-710/develop

Merge pull request #79 from levno-710/develop

Merge pull request #70 from levno-710/develop

Merge pull request #60 from levno-710/develop

Merge pull request #57 from levno-710/develop

Update tag