release 3.14

SONARJAVA-1694 Do not fail test API if external metadata are not pres…

…ent (SonarSource#834)

Travis notification: shorten repo slug

[maven-release-plugin] copy for tag 3.13.1

[maven-release-plugin] copy for tag 3.13

Fix quality flaw: increase coverage and remove dead code

SONARJAVA-1628 uses LUB when infering vararg types

SONARJAVA-1580 fix type substitution for nested generics

SONARJAVA-909 handle simple case of lub for conditional operator

SONARJAVA-1627 Fix raw type subtyping with method invocations