Added description and readme about different categories of tests

Author: yadavan88

build.sbt

@@ -491,6 +491,11 @@ addCommandAlias(
   ";clean;compile;test:compile;it:compile;scalafmtCheckAll;test"
 )
 
+addCommandAlias(
+  "integrationTests",
+  """;set ThisBuild/IntegrationTest/testOptions += Tests.Filter(t => !t.endsWith("ManualTest") || !t.endsWith("LiveTest") ); it:test""".stripMargin
+)
+
 addCommandAlias(
   "ciFull",
   """;ci; set ThisBuild/IntegrationTest/testOptions += Tests.Filter(t => !t.endsWith("ManualTest") || !t.endsWith("LiveTest") ); it:test""".stripMargin