Fix deps.sh for ubuntu builds

Summary:
These were present in thirft's depsh.file until we removed thrift from
Proxygen.

Test Plan: Ran ./deps.sh in a fresh ubuntu 14.04 box.

Reviewed By: noamler@fb.com

Subscribers: bmatheny

FB internal diff: D2009239

Tasks: 6780587

Signature: t1:2009239:1429632529:17e9b314c844bf4309cdbfff435c31261f39c606

proxygen/deps.sh

@@ -13,6 +13,7 @@ cd "$(dirname "$0")"
 
 # Some extra dependencies for Ubuntu 13.10 and 14.04
 sudo apt-get install -yq \
+    g++ \
     flex \
     bison \
     libkrb5-dev \
@@ -24,6 +25,10 @@ sudo apt-get install -yq \
     gperf \
     autoconf-archive \
     libevent-dev \
+    libtool \
+    libboost-all-dev \
+    libjemalloc-dev \
+    libsnappy-dev \
     wget
 
 # Adding support for Ubuntu 12.04.x