THRIFT-2312 .travis.yml: no apt-get update/upgrade,
                         no install of erlang, haskell and python
diff --git a/.travis.yml b/.travis.yml
index 749b014..ad1b363 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -26,8 +26,8 @@
 # see what we need: http://thrift.apache.org/docs/install/ubuntu
 before_install:
  - export NUM_CPU="`grep processor /proc/cpuinfo | wc -l`"; echo $NUM_CPU
- - sudo apt-get update -qq
- - sudo DEBIAN_FRONTEND=noninteractive apt-get -qq -y -o Dpkg::Options::="--force-confdef" -o Dpkg::Options::="--force-confold" upgrade
+# - sudo apt-get update -qq
+# - sudo DEBIAN_FRONTEND=noninteractive apt-get -qq -y -o Dpkg::Options::="--force-confdef" -o Dpkg::Options::="--force-confold" upgrade
  - sudo apt-get install -qq libboost-dev libboost-test-dev libboost-program-options-dev libevent-dev automake libtool flex bison pkg-config g++ libssl-dev 
 # Java
  - sudo apt-get install -qq ant
@@ -35,12 +35,12 @@
  - gem uninstall bundler -I -x
  - gem install bundler -v 1.3.5
 # Python
- - sudo apt-get install -qq python-all python-all-dev python-all-dbg
+# - sudo apt-get install -qq python-all python-all-dev python-all-dbg
 # Perl
  - sudo apt-get install -qq libbit-vector-perl libclass-accessor-class-perl
 # PHP
  - sudo apt-get install -qq php5-dev php5-cli phpunit
- - sudo apt-get upgrade pear
+# - sudo apt-get upgrade pear
  - sudo pear channel-discover pear.phpunit.de
  - sudo pear channel-discover pear.symfony.com
  - sudo pear channel-discover components.ez.no
@@ -50,11 +50,11 @@
 # c_glib
  - sudo apt-get install -qq libglib2.0-dev
 # Erlang
- - sudo apt-get install -qq erlang-base erlang-eunit erlang-dev
+# - sudo apt-get install -qq erlang-base erlang-eunit erlang-dev
 # Csharp
  - sudo apt-get install -qq mono-gmcs mono-devel libmono-system-web2.0-cil nunit nunit-console
 # Haskell
- - sudo apt-get install -qq ghc6 cabal-install libghc6-binary-dev libghc6-network-dev libghc6-http-dev
+# - sudo apt-get install -qq ghc6 cabal-install libghc6-binary-dev libghc6-network-dev libghc6-http-dev
 # Thrift Compiler for Windows
  - sudo apt-get install -qq mingw32 mingw32-binutils mingw32-runtime
 # node.js