Issue #69 / Travis CI: Tmp. disabled JDK 6 build, as Travis CI recent environment upgrade breaks the build (Maven 3.3.x is not compatible with JDK 6)
Issue #69 / Travis CI: Tmp. disabled JDK 6 build, as Travis CI recent environment upgrade breaks the build (Maven 3.3.x is not compatible with JDK 6)

greenmail-mail-test/greenmail,buildscientist/greenmail,chriswhite199/greenmail,Chessray/greenmail,marcelmay/greenmail,marcelmay/greenmail,chriswhite199/greenmail,marcelmay/greenmail,marcelmay/greenmail,chriswhite199/greenmail,Chessray/greenmail,Chessray/greenmail,rucek/greenmail,buildscientist/greenmail,buildscientist/greenmail,jianglili007/greenmail,greenmail-mail-test/greenmail,jianglili007/greenmail,jianglili007/greenmail,chriswhite199/greenmail,rucek/greenmail,chriswhite199/greenmail,buildscientist/greenmail,marcelmay/greenmail,jianglili007/greenmail,rucek/greenmail,buildscientist/greenmail,Chessray/greenmail,rucek/greenmail,greenmail-mail-test/greenmail