new: [base] ensure that we have GNU awk and not some alternatives

precise/base-0k/hooks/install.d/00-base.sh

@@ -36,7 +36,7 @@ fi
 apt-get update
 apt-get -y install bash-completion wget bzip2 git-core \
         less tmux mosh \
-        sudo git vim file </dev/null
+        sudo git vim file gawk </dev/null
 
 apt-get -y python-software-properties </dev/null ||
     apt-get -y software-properties-common </dev/null