[zanata/zanata-server] 1c8ac6: increase test coverage

[GitHub]

  Branch: refs/heads/jersey-boys
  Home:   https://github.com/zanata/zanata-server
  Commit: 1c8ac6331ab0e13445d2ab246158a93b3e3fae96
      https://github.com/zanata/zanata-server/commit/1c8ac6331ab0e13445d2ab246158a93b3e3fae96
  Author: Patrick Huang <pahuang at redhat.com>
  Date:   2015-01-23 (Fri, 23 Jan 2015)

  Changed paths:
    M zanata-model/pom.xml
    A zanata-model/src/test/java/org/zanata/model/validator/UrlValidatorTest.java
    M zanata-war/src/main/java/org/zanata/util/EssentialDataCreator.java
    R zanata-war/src/main/java/org/zanata/validation/PatchedCaptcha.java
    R zanata-war/src/main/java/org/zanata/validation/PatchedCaptchaResponse.java
    R zanata-war/src/main/java/org/zanata/validation/PatchedCaptchaResponseValidator.java
    A zanata-war/src/test/java/org/zanata/util/EssentialDataCreatorTest.java
    M zanata-war/src/test/java/org/zanata/validator/SlugValidatorTest.java

  Log Message:
  -----------
  increase test coverage