Added wget to dependencies

Fixed formatting error in yml file.

.travis.yml

@@ -25,17 +25,17 @@ env:
 cache: apt
 before_script:
     - sudo apt-get update -qq
-    - sudo apt-get install libxml2-dev libbz2-dev
+    - sudo apt-get install libxml2-dev libbz2-dev wget
     - sudo apt-get install libhdf5-serial-dev
     - sudo apt-get install python-numpy python-setuptools python-networkx
-    - sudo apt-get install make texinfo cmake
+    - sudo apt-get install cmake
     - sudo apt-get install python-suds python-matplotlib
     - sudo apt-get install python-qt4-dev python-qt4-gl python-sip-dev libqt4-dev libopenscenegraph-dev
     - sudo apt-get install doxygen python-sphinx
     - sudo apt-get install git-buildpackage
 
 install:
-   - sbmlurl="http://sourceforge.net/projects/sbml/files/libsbml/5.9.0/stable/Linux/64-bit/libSBML-5.9.0-Linux-x64.deb"
+    - sbmlurl="http://sourceforge.net/projects/sbml/files/libsbml/5.9.0/stable/Linux/64-bit/libSBML-5.9.0-Linux-x64.deb"
     - wget "$sbmlurl" -O libsbml.deb && sudo dpkg -i libsbml.deb 
     - wget http://ftp.debian.org/debian/pool/main/g/gsl/libgsl0ldbl_1.16+dfsg-4_amd64.deb -O gsl_1.16.deb
     - sudo dpkg -i gsl_1.16.deb