pom.xml: exclude a few bloat dependencies of liquibase.

@see https://liquibase.jira.com/browse/CORE-1933

No functional changes.
pom.xml(maven-enforcer-plugin): ban junit dependency in compile scope.

No functional changes.
/series/add: fixed amount of months in year.

Correction for a8573e7f9fb0b2f610a0b0fb1138cd3a97d7c64e commit.
site/index: started to porting
simplify th:text
site/index: connect Spring Security and finish page porting.
site/index: improve presentation view.
Connected tiles.
site/index: remove jsp
deal with links
jsp2thymeleaf: added
site/index: fix i18n.
fixed markup
account/auth: started porting.
fixed re-displaying of login.
account/auth: use th:with
account/auth: fixed error
account/register: ported.
account/auth.jsp: removed.
account/activate: ported.