Merge pull request #72 from hayato1980/support_screensize_option_for_phantomjs

Support screensize option for phantomjs
fix: fail test rarely
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Failed tests:
  OpenTest.test:45
Expected: is "http://localhost:5623/"
     but: was "about:blank"
add executable flag.
update plugin versions.
update dependency versions.
[maven-release-plugin] prepare release selenese-runner-java-1.1.5
[maven-release-plugin] prepare for next development iteration
update dependency versions.
fix a bug.
change minor version number because too many internal changes.
refactor CommandList.
remove instance variable of Runner object from TestCase & TestSuite.
#54 add HTML result.
put out time handler and log hander from JUnit result classes.
combine HTML result and time handler and log handler.
fix bugs.
refine.
change JUnitResult into dynamic.
Merge branch 'html-result2' for #54
add executable permission for tools.