SEC-2474: Update poms
SEC-2461: Multi WebSecurityConfiguration does not create null springSecurityFilterChain
loginProcessing test
SEC-2447: Fix AuthenticationManagerBuilder ordering issues
Minor slapd config changes
SEC-2469: Support Spring LDAP 2.0.1+
SEC-2479: Search parent context for AuthenticationManager
SEC-2392: KeyBasedPersistenceTokenService uses bytes instead of bits

The method setPseudoRandomNumberBits actually sets the number of bytes. This
commit deprecates setPseudoRandomNumberBits and adds
setPseudoRandomNumberBytes. The default value is still 256 to remain passive
but will be updated in 4.x.
SEC-2490: LdapAuthenticationProviderConfigurer allows custom LdapAuthoritiesPopulator
SEC-2468: JdbcUserDetailsManager#createNewAuthentication uses null credentials
SEC-2468: Fix tests
SEC-2492: ExpressionUrlAuthorizationConfigurer private interceptUrl to void
SEC-2455: Fix XML default login generation
SEC-2487: Update to Spring 3.2.8.RELEASE
SEC-2485: Update test to Spring 4.0.2.RELEASE
SEC-2486: Update tests to Spring LDAP 2.0.1.RELEASE
Next development version
Start Spring Security 4.0.x
Update min Spring version of 4.0.2.REELASE
Fix spring4 test