consul, packer, phantomjs: enable shared

component/consul/buildout.cfg

@@ -4,6 +4,7 @@ parts =
 
 [consul]
 recipe = slapos.recipe.build:download-unpacked
+shared = true
 version = 0.8.3
 url = https://releases.hashicorp.com/consul/${:version}/consul_${:version}_${:_url}.zip
 

component/packer/buildout.cfg

@@ -4,6 +4,7 @@ parts =
 
 [packer]
 recipe = slapos.recipe.build:download-unpacked
+shared = true
 version = 0.7.5
 url = https://releases.hashicorp.com/packer/${:version}/packer_${:version}_${:_url}.zip
 

component/phantomjs/buildout.cfg

@@ -7,6 +7,7 @@ parts =
 
 [phantomjs]
 recipe = slapos.recipe.build
+shared = true
 slapos_promise =
   file:phantomjs-slapos