Add the ability to ignore some values for rule duplicated-values

Release notes: https://github.com/racodond/sonar-jproperties-plugin/issues?q=milestone%3A1.5

New rule: Credentials should not be hard-coded

Release notes: https://github.com/racodond/sonar-jproperties-plugin/issues?q=milestone%3A1.4

Improve syntax highlighting

Release notes: https://github.com/racodond/sonar-jproperties-plugin/issues?q=milestone%3A1.3

Fix stackoverflow exception raised on complex ELEMENT

Release notes: https://github.com/racodond/sonar-jproperties-plugin/issues?q=milestone%3A1.2

Check for duplicated keys across files

• New rules:
  • Duplicated keys across files
  • Different properties with the same value
• Extending naming convention rule descriptions

Release notes: https://github.com/racodond/sonar-jproperties-plugin/issues?q=milestone%3A1.1+is%3Aclosed

Fix false negatives for line-length rule

Release notes: https://github.com/racodond/sonar-jproperties-plugin/issues?q=milestone%3A1.0

Frist publicly available version

0.1

Update README file