modify the f:u function  #151

#151 

- [ ] ElTest.java 
    - test02_URL_Encoding()
        - Modeify expected value of URL-Encode.
        - Add test of URL-Encode(&,+,=).
    - test05_URL_Link()
        - Add test of "f:u()" and "f:link".
- [ ] PaginationTest.java
    - test20_01_searchWithCriteriaQueryAndFQuery()
        - Modify test used "f:query".
    - test20_02_searchWithCriteriaQueryAndFU()
        - Modify test used "f:u".
    - test20_04_searchWithCriteriaQueryAndDisableHtmlEscapeByFQueryFunctionOfCriteriaQueryIsTrue() 
        - Modify test used "f:query".
    - Add test "test20_05","test21_01","test21_02","test22_01","test22_02","test23_01","test23_02".

- modify test-application
    - [ ] PaginationController.java
    - [ ] ElController.java 
    - [ ] el/index.jsp
    - [ ] el/linkUOutput.jsp 
    - [ ] pagination/index.jsp
    - [ ] pagination/search.jsp
    - [ ] pagination/searchPathTmplAndCriteriaQuery.jsp
    - [ ] pagination/searchPathTmplAndQueryTmplAndCriteriaQuery.jsp
    - [ ] pagination/searchQueryTmplAndCriteriaQuery.jsp

jenkins(tomcat+postges) : all ok