Change lowest supported IntelliJ to 2019.1 and update travis.yml to test with 2019.1, 2019.2, 2019.3 and LATEST-EAP-SNAPSHOT

Author: filiphr

.gitignore

@@ -13,6 +13,7 @@
 *.ipr
 *.iws
 .idea/
+out/
 
 # Gradle
 .gradle/

.travis.yml

@@ -7,9 +7,9 @@ jdk:
 
 env:
   - IDEA_VERSION=LATEST-EAP-SNAPSHOT
-  - IDEA_VERSION=2019.1.2
-  - IDEA_VERSION=2018.2.7
-  - IDEA_VERSION=2018.3.3
+  - IDEA_VERSION=2019.1
+  - IDEA_VERSION=2019.2
+  - IDEA_VERSION=2019.3
 
 #matrix:
 #  allow_failures:

gradle.properties

@@ -2,7 +2,7 @@
 # https://www.jetbrains.com/intellij-repository/releases
 # https://www.jetbrains.com/intellij-repository/snapshots
 
-ideaVersion = 2018.2
+ideaVersion = 2019.1
 ideaType = IC
 sources = true
 isEAP = false

src/main/resources/META-INF/plugin.xml

@@ -24,7 +24,7 @@
   <vendor url="http://www.mapstruct.org">MapStruct</vendor>
 
   <!-- please see http://www.jetbrains.org/intellij/sdk/docs/basics/getting_started/build_number_ranges.html for description -->
-  <idea-version since-build="182"/>
+  <idea-version since-build="191"/>
 
   <!-- please see http://www.jetbrains.org/intellij/sdk/docs/basics/getting_started/plugin_compatibility.html
        on how to target different products -->