Merge pull request #1713 from chrox/fix_broken_busted

set busted version to busted-2.0.rc11-0

.travis.yml

@@ -45,9 +45,8 @@ install:
   - mkdir $HOME/.luarocks
   - cp /etc/luarocks/config.lua $HOME/.luarocks/config.lua
   - echo "wrap_bin_scripts = false" >> $HOME/.luarocks/config.lua
-  - travis_retry luarocks --local install lua_cliargs
   - travis_retry luarocks --local install ansicolors
-  - travis_retry luarocks --local install busted
+  - travis_retry luarocks --local install busted 2.0.rc11-0
   #- travis_retry luarocks --local install busted 1.11.1-1
   #- mv -f $HOME/.luarocks/bin/busted_bootstrap $HOME/.luarocks/bin/busted
   - travis_retry luarocks --local install luacov