Fixed build contexts

Build contexts contained version number even though we now moved to using args, avoiding the "Service phpXX has neither an image nor a build context specified. At least one must be provided." error.

Author: peterjaap

docker-compose.yml

@@ -19,30 +19,30 @@ services:
   mailcatch:
     image: mailhog/mailhog
     network_mode: bridge
-
-  php70:
+    
+  php56:
     build:
-      context: build/dist/php70
+      context: build/dist/php
       args: 
-        - FROM_TAG=php7-fpm
+        - FROM_TAG=php5-fpm
     links:
       - db
       - mailcatch
       - redis
     network_mode: bridge
-  php56:
+  php70:
     build:
-      context: build/dist/php56
+      context: build/dist/php
       args: 
-        - FROM_TAG=php5-fpm
+        - FROM_TAG=php7-fpm
     links:
       - db
       - mailcatch
       - redis
     network_mode: bridge
   php71:
     build:
-      context: build/dist/php71
+      context: build/dist/php
       args: 
         - FROM_TAG=php71-fpm
     links:
@@ -52,7 +52,7 @@ services:
     network_mode: bridge
   php72:
     build:
-      context: build/dist/php72
+      context: build/dist/php
       args: 
         - FROM_TAG=php72-fpm
     links:
@@ -62,7 +62,7 @@ services:
     network_mode: bridge
   php73:
     build:
-      context: build/dist/php73
+      context: build/dist/php
       args: 
         - FROM_TAG=php73-fpm
     links: