Created window for "Recurrence Information" tab

FEA: Ana08S11RecurrentAllocationsSchemes

This tab is placed on the allocation popup, and will configure the number of repetitions
of each of the assignments displayed on the main tab.
Added basic 'RecurrenceInformation' component to Task hibernate definition

FEA: Ana08S11RecurrentAllocationsSchemes

The either manually specificed or calculated number of occurrences, and the
pattern configuration will be stored related with the corresponding tasks.
Created RecurrenceInformation class to handle all recurring tasks configuration

FEA: Ana08S11RecurrentAllocationsSchemes
Modified taskEdition component to add new RecurringInformation tab

FEA: Ana08S11RecurrentAllocationsSchemes
Added RecurringInformation property to Task class

FEA: Ana08S11RecurrentAllocationsSchemes
Created controller for RecurrenceInformation configuration tab

FEA: Ana08S11RecurrentAllocationsSchemes
Created initial Model and Interface for RecurringTask

FEA: Ana08S11RecurrentAllocationsSchemes
Added resource allocation repetition property
Added getters/setters for concurrenceAppliance
Added changelog for 1.4
Added liquibase declaration for adding occurences column to task table

FEA: Ana08S11RecurrentAllocationsSchemes
Modifications on configuration window to be explicit with recurrence dates
Fixing typos on recurrenceInformation tabpanel
Adds the periodicity persistence information for the recurrent allocations

FEA: ItEr77S18ReccurrentAllocationBasic
Adds liquibase persistance for recurrence periodicity.

FEA: ItEr77S18ReccurrentAllocationBasic
Configures and updates the recurrence periodicity information in the interface.

FEA: ItEr77S18ReccurrentAllocationBasic
Adds class RecurrencePeriodicity.

FEA: ItEr77S18ReccurrentAllocationBasic
Resource Allocation no longer has recurrenceAppliance property

This reverts the work in some previous commits.
Migrations changes so RecurrenceInformation cannot be null

The constraint is also added in the class. Besides when creating a new
instance of task it has a new default value.
RecurrenceInformation is now immutable

RecurrenceInformationController is changed to work with a immutable
RecurrenceInformation. The spinner is disabled when no recurrence is
chosen.