Merge pull request elastic#26 from jakommo/master

Changed conditions on tasks to just use boolean instead of a string.

Author: Richard Pijnenburg

tasks/elasticsearch-Debian.yml

@@ -1,24 +1,24 @@
 ---
 - name: Debian - Add Elasticsearch repository key
   apt_key: url="http://packages.elasticsearch.org/GPG-KEY-elasticsearch" state=present
-  when: es_use_repository == "true"
+  when: es_use_repository
 
 - name: Debian - add elasticsearch repository
   apt_repository: repo="deb http://packages.elastic.co/elasticsearch/{{ es_major_version }}/debian stable main" state=present
-  when: es_use_repository == "true"
+  when: es_use_repository
 
 - name: Debian - Ensure elasticsearch is installed
   apt: name=elasticsearch{% if es_version is defined and es_version != "" %}={{ es_version }}{% endif %} state=present cache_valid_time=86400
-  when: es_use_repository == "true"
+  when: es_use_repository
   register: elasticsearch_install
 
 - name: Debian - Download elasticsearch from url
   get_url: url={{ __es_package_url.default }}-{{ es_version }}.deb dest=/tmp/elasticsearch-{{ es_version }}.deb validate_certs=no
-  when: es_use_repository != "true"
+  when: not es_use_repository
 
 - name: Debian - Ensure elasticsearch is installed from downloaded package
   apt: deb=/tmp/elasticsearch-{{ es_version }}.deb
-  when: es_use_repository != "true"
+  when: not es_use_repository
   register: elasticsearch_install
 
 - name: Debian - configure memory