Fix issue with ExpressionStack cleaning (SonarSource#365)

Fix quality flaw (SonarSource#363)

Move to new release process (SonarSource#341)

* Update to travis-utils v33

* Define the artifact to push to Bintray

SONARJS-430 Fix ruling IT

Release 2.15

Remove ExpressionStatement from CFG (SonarSource#321)

release 2.14

SONARJS-709 Use live variable analysis to avoid execution duplicated …

…paths (SonarSource#282)

* SONARJS-709 Extract LVA from DeadStoreCheck

* SONARJS-709 Use live variable analysis to avoid execution duplicated paths

* SONARJS-709 Add unit test for LVA

* SONARJS-709 Clean program state with live IN symbols

* Fix some quality flaws

* Keep constraint for top expression stack element

update to travis utils v28

Update parent pom to version 32 (SonarSource#243)