Add Travis CI and LuaCheck (#2)

.luacheckrc

@@ -0,0 +1,19 @@
+unused_args = false
+allow_defined_top = true
+max_line_length = 999
+
+globals ={
+    "minetest",
+}
+
+read_globals = {
+    string = {fields = {"split", "trim"}},
+    table = {fields = {"copy", "getn"}},
+}
+
+files["init.lua"].ignore = { "modname", "tab" }
+files["mysql/mysql.lua"].ignore = { "" }
+files["mysql/mysql_h.lua"].ignore = { "" }
+files["mysql/mysql_print.lua"].ignore = { "" }
+files["mysql/mysql_test.lua"].ignore = { "" }
+                                     -- ^ Ignore everything

.travis.yml

@@ -0,0 +1,11 @@
+language: generic
+addons:
+  apt:
+    packages:
+    - luarocks
+before_install:
+  - luarocks install --local luacheck
+script:
+- $HOME/.luarocks/bin/luacheck .
+notifications:
+  email: false

README.md

@@ -1,4 +1,5 @@
 # mysql_base
+[![Build Status](https://travis-ci.org/MinetestForFun/mysql_base.svg)](https://travis-ci.org/MinetestForFun/mysql_base)
 
 Base Minetest mod to connect to a MySQL database. Used by other mods to read/write data.