upgrade to 7.0.8-49

Author: Nicolas Maloeuvre

ImageMagick-7.0.8-49.tar.xz

@@ -21,3 +21,8 @@ Since the installation is cached you might want to clean it out due to config ch
 
 1. `heroku plugins:install heroku-repo`
 2. `heroku repo:purge_cache -app HEROKU_APP_NAME`
+
+### How to upgrade ImageMagick version
+- Go to https://imagemagick.org/download/
+- Download .tar.xz and put it in this repo
+- update `IMAGE_MAGICK_VERSION` in `compile`

README.md

@@ -11,7 +11,7 @@ CACHE_DIR=$2
 CACHE_ENABLED=true
 VENDOR_DIR="$BUILD_DIR/vendor"
 INSTALL_DIR="$VENDOR_DIR/imagemagick"
-IMAGE_MAGICK_VERSION="7.0.8-48"
+IMAGE_MAGICK_VERSION="7.0.8-49"
 CACHE_FILE="$CACHE_DIR/imagemagick-$IMAGE_MAGICK_VERSION.tar.gz"
 
 if [ ! -f $CACHE_FILE ] || [ $CACHE_ENABLED != 'true' ]; then
@@ -20,8 +20,6 @@ if [ ! -f $CACHE_FILE ] || [ $CACHE_ENABLED != 'true' ]; then
   IMAGE_MAGICK_DIR="ImageMagick-$IMAGE_MAGICK_VERSION"
   IMAGE_MAGICK_URL="https://raw.githubusercontent.com/steeple-dev/heroku-buildpack-imagemagick/master/$IMAGE_MAGICK_FILE"
 
-
-
   echo "-----> Downloading ImageMagick from $IMAGE_MAGICK_URL"
   wget $IMAGE_MAGICK_URL -P $BUILD_DIR | indent