fix travis 2.0

.travis.yml

@@ -6,12 +6,11 @@ cache:
 # env:
 #   - PR_AUTHOR=${TRAVIS_PULL_REQUEST_SLUG::-15}
 git:
-  depth: 2
+  depth: 10
 jobs:
   allow_failures:
     env:
       - CAN_FAIL=true
-
   include:
     - stage: validate-and-build
       name: "Validate and build"

scripts/get-updated-distros.sh

@@ -3,14 +3,8 @@
 # Returns a list of updated _topic_map.yml files.
 # The list includes any topic maps that are themselves modified, and indirectly modifed topic maps where incldued AsciiDoc files have been updated.
 
-# Handle the git diff differently for Travis and local
 # Get the *.adoc and distro maps files in the pull request
-if [ "$TRAVIS" = true ] ; then
-    FILES=$(git diff --name-only HEAD $TRAVIS_BRANCH --diff-filter=d "*.yml" "*.adoc" ':(exclude)_unused_topics/*')
-
-else
-    FILES=$(git diff --name-only HEAD@{1} --diff-filter=d "*.yml" "*.adoc" ':(exclude)_unused_topics/*')
-fi
+FILES=$(git diff --name-only HEAD@{1} --diff-filter=d "*.yml" "*.adoc" ':(exclude)_unused_topics/*')
 
 REPO_PATH=$(git rev-parse --show-toplevel)