Fix unchecked operations

[php-coder]

The following messages are shown during compilation:

[INFO] src/main/java/ru/mystamps/web/support/togglz/TogglzConfig.java: Some input files use unchecked or unsafe operations.
[INFO] src/main/java/ru/mystamps/web/support/togglz/TogglzConfig.java: Recompile with -Xlint:unchecked for details.

[php-coder]

After enabling -Xlint:unchecked:

[WARNING] COMPILATION WARNING :
[INFO] -------------------------------------------------------------
[WARNING] /Users/coder/git/mystamps/src/main/java/ru/mystamps/web/feature/series/importing/SeriesImportConfig.java:[72,22] [unchecked] unchecked call to setUrlPatterns(Collection<String>) as a member of the raw type AbstractFilterRegistrationBean
[WARNING] /Users/coder/git/mystamps/src/main/java/ru/mystamps/web/support/togglz/TogglzConfig.java:[70,20] [unchecked] unchecked call to setServlet(T) as a member of the raw type ServletRegistrationBean
  where T is a type-variable:
    T extends Servlet declared in class ServletRegistrationBean
[WARNING] /Users/coder/git/mystamps/src/main/java/ru/mystamps/web/support/togglz/TogglzConfig.java:[72,24] [unchecked] unchecked call to setUrlMappings(Collection<String>) as a member of the raw type ServletRegistrationBean
[WARNING] /Users/coder/git/mystamps/src/main/java/ru/mystamps/web/support/spring/security/SecurityConfig.java:[207,32] [unchecked] unchecked call to FilterRegistrationBean(T,ServletRegistrationBean<?>...) as a member of the raw type FilterRegistrationBean
  where T is a type-variable:
    T extends Filter declared in class FilterRegistrationBean
[WARNING] /Users/coder/git/mystamps/src/main/java/ru/mystamps/web/support/spring/security/SecurityConfig.java:[217,21] [unchecked] unchecked call to setUrlPatterns(Collection<String>) as a member of the raw type AbstractFilterRegistrationBean
[WARNING] /Users/coder/git/mystamps/src/main/java/ru/mystamps/web/support/spring/security/SecurityConfig.java:[224,32] [unchecked] unchecked call to FilterRegistrationBean(T,ServletRegistrationBean<?>...) as a member of the raw type FilterRegistrationBean
  where T is a type-variable:
    T extends Filter declared in class FilterRegistrationBean
[INFO] 6 warnings