Merge pull request #19 from iquiw/travis-ci

Specify options "-fsSL" for curl

.travis.yml

@@ -3,16 +3,18 @@ language: generic
 sudo: false
 
 env:
+  global:
+    - CURL="curl -fsSL"
   matrix:
     - EMACS_VERSION=24.5
     - EMACS_VERSION=25.3
     - EMACS_VERSION=26.1
 
 before_install:
-  - curl -LO https://github.com/npostavs/emacs-travis/releases/download/bins/emacs-bin-${EMACS_VERSION}.tar.gz
+  - $CURL -O https://github.com/npostavs/emacs-travis/releases/download/bins/emacs-bin-${EMACS_VERSION}.tar.gz
   - tar -xaf emacs-bin-${EMACS_VERSION}.tar.gz -C /
   - export EMACS=/tmp/emacs/bin/emacs
-  - curl -L https://raw.githubusercontent.com/cask/cask/master/go | python
+  - $CURL https://raw.githubusercontent.com/cask/cask/master/go | python
   - export PATH=$HOME/.cask/bin:$PATH
 
 install: