Moved more commands in before_install for travis

.travis-ci.sh

@@ -1,14 +1,7 @@
 # Edit this for your own project dependencies
 OPAM_DEPENDS="ocamlfind ocamlbuild"
 
-export OPAMYES=1
-export OPAMVERBOSE=1
-
-opam init
-opam switch ${OCAML_VERSION}
-eval `opam config env`
 opam install ${OPAM_DEPENDS}
-eval `opam config env`
 
 make lib
 make bin

.travis.yml

@@ -5,6 +5,11 @@ before_install:
   - echo "yes" | sudo add-apt-repository ppa:avsm/ocaml42+opam12
   - sudo apt-get update -qq
   - sudo apt-get install -qq ocaml ocaml-native-compilers camlp4-extra opam
+  - export OPAMYES=1
+  - export OPAMVERBOSE=1
+  - opam init
+  - opam switch ${OCAML_VERSION}
+  - eval `opam config env`
 env:
   - OCAML_VERSION=4.00.1
   - OCAML_VERSION=4.01.0