Update LuaRocks version on Travis test

.travis.yml

@@ -2,7 +2,7 @@ language: erlang
 
 env:
   global:
-    - LUAROCKS_BASE=luarocks-2.0.13
+    - LUAROCKS_BASE=luarocks-2.2.0beta1
   matrix:
     - LUA=lua5.1 LUA_DEV=liblua5.1-dev LUA_VER=5.1 LUA_SFX=5.1 LUA_INCDIR=/usr/include/lua5.1
     - LUA=lua5.2 LUA_DEV=liblua5.2-dev LUA_VER=5.2 LUA_SFX=5.2 LUA_INCDIR=/usr/include/lua5.2
@@ -25,11 +25,10 @@ before_install:
   - cd $LUAROCKS_BASE
   - ./configure
     --lua-version=$LUA_VER --lua-suffix=$LUA_SFX --with-lua-include="$LUA_INCDIR"
-  - sudo make
+  - make build
   - sudo make install
   - cd $TRAVIS_BUILD_DIR
 
-
 install:
   - sudo apt-get install p7zip-full
   - sudo apt-get install zlib1g-dev
@@ -40,11 +39,7 @@ install:
   - sudo luarocks install luacrypto
   - sudo luarocks install lua-iconv
   - sudo luarocks install lzlib
-  - if [ $LUA_VER = "5.1" ]; then
-      sudo luarocks install lbase64 20120820;
-    else
-      sudo luarocks install lbase64 20120807;
-    fi
+  - sudo luarocks install lbase64
   - sudo luarocks install struct
   - if [ $LUA = "lua5.1" ]; then
       sudo luarocks install bit32;
@@ -59,4 +54,4 @@ after_success:
 notifications:
   email:
     on_success: change
-    on_failure: always
+    on_failure: always