Focus components v0.3.0

• Fix bugs on forms (cancel) #132
• Fix array problems on store node value in the store behaviour #131
• Search refactor (the signature is almost unchanged for the use but the code is really really lighter), now all search pages are synchronous with their stores #135
• Fix multiple save notifications #129
• Error component #128
• Add a Role tag see #136 see https://github.com/KleeGroup/focus-components/tree/master/common/role

Dependency on Focus v0.7.0