remove ES5 support (#1419)

ES5 EOL was reached a long time ago and all tests should happen on the last version ES7 (potentially ES8 in a close future)
I also want to try some ES7 features that would require to find a backward compatibility with ES5 that might be impossible (and not useful to maintain).

containers/dev/docker-compose.yml

@@ -4,21 +4,6 @@ services:
     image: redis:5.0.5
     ports:
       - "6379:6379"
-  elasticsearch5:
-    image: elasticsearch:5.6.11
-    environment:
-      - cluster.name=elasticsearch5
-      - discovery.type=single-node
-    ports:
-      - "9205:9200"
-      - "9305:9300"
-  # workaround to reset default elasticsearch 5 password in docker cluster
-  set-elasticsearch5-password:
-    build: ./elasticsearch5-password
-    depends_on:
-      - elasticsearch5
-    environment:
-      - ELASTIC_PASSWORD=ductile
   elasticsearch7:
     image: elasticsearch:7.9.2
     environment:

containers/dev/m1-docker-compose.yml

@@ -1,9 +1,6 @@
 version: '2'
 services:
 
-  elasticsearch5:
-    build: ./m1-images/elasticsearch5
-
   elasticsearch7:
     image: elasticsearch:7.9.2
     environment:

dev/ctia/dev/split_tests.clj

@@ -216,7 +216,6 @@
                                     (format "until curl http://127.0.0.1:920%s; do sleep 1; " version)
                                     exit-if-too-long " ; done"))
                         (assert-sh "Error connecting to docker")))]
-      (wait-es 5)
       (wait-es 7)
       ; Wait Kafka
       (-> (sh/sh "bash" "-c"

project.clj

@@ -259,9 +259,6 @@
 
              :prepush {:plugins [[yogsototh/lein-kibit "0.1.6-SNAPSHOT"]
                                  [lein-bikeshed "0.3.0"]]}
-             :es5 {:jvm-opts ["-Dctia.store.es.default.port=9205"
-                              "-Dctia.store.es.default.version=5"
-                              "-Dctia.test.es-versions=[5]"]}
              :es7 {:jvm-opts ["-Dctia.store.es.default.port=9207"
                               "-Dctia.store.es.default.version=7"
                               "-Dctia.test.es-versions=[7]"]}}

resources/ctia-default.properties

@@ -64,7 +64,8 @@ ctia.events.log=false
 
 # Use ES for all Stores
 ctia.store.es.default.host=127.0.0.1
-ctia.store.es.default.port=9205
+ctia.store.es.default.port=9207
+ctia.store.es.default.version=7
 #ctia.store.es.default.host=es-storage.int.iroh.site
 #ctia.store.es.default.port=443
 #ctia.store.es.default.protocol=https
@@ -80,7 +81,6 @@ ctia.store.es.default.refresh=false
 ctia.store.es.default.rollover.max_docs=10000000
 ctia.store.es.default.aliased=true
 ctia.store.es.default.allow_partial_search_results=false
-ctia.store.es.default.version=5
 ctia.store.es.default.update-mappings=false
 ctia.store.es.default.update-settings=false
 ctia.store.es.default.refresh-mappings=false