Refactor debugger tests

1. Move tests to their own module
2. Avoid sharing the 'tinyApp' project between tests
3. Clean up option directive handling

idea/jvm-debugger/jvm-debugger-test/testData/stepping/stepOver/stopInInlineInOtherFileDex.kt

@@ -1,7 +1,20 @@
+// FILE: stopInInlineInOtherFileDex.kt
+// EMULATE_DEX: true
+
 package stopInInlineInOtherFileDex
 
 fun main(args: Array<String>) {
     inlineFun()
 }
 
-// ADDITIONAL_BREAKPOINT: stopInInlineInOtherFileDex.Other.kt: Breakpoint 1
+// ADDITIONAL_BREAKPOINT: stopInInlineInOtherFileDex.Other.kt: Breakpoint 1
+
+// FILE: stopInInlineInOtherFileDex.Other.kt
+package stopInInlineInOtherFileDex
+
+inline fun inlineFun() {
+    var i = 1
+    // Breakpoint 1
+    i++
+    i++
+}