Add missing postgresql-server-dev dependecy for Debian

Needed for server/pg_type.h header

.travis.yml

@@ -11,7 +11,7 @@ branches:
 install:
   - sudo apt-get update > /dev/null
   - sudo apt-get -q install binutils-dev python-daemon python-yaml python-pexpect
-  - sudo apt-get -q install libmysqlclient-dev libpq-dev
+  - sudo apt-get -q install libmysqlclient-dev libpq-dev postgresql-server-dev
 
 script:
   - mkdir ./build && cd ./build && cmake .. -DCMAKE_BUILD_TYPE=RelWithDebugInfo

debian/control

@@ -10,7 +10,8 @@ Build-Depends: cdbs, debhelper (>= 8),
  libncurses5-dev,
  libiberty-dev | binutils-dev,
  libmysqlclient-dev,
- libpq-dev
+ libpq-dev,
+ postgresql-server-dev
 Section: database
 Standards-Version: 3.9.5
 Homepage: http://tarantool.org/