Pill: Replace most of the hardcoded library coordinates with info from Gradle

libraries/kotlin.test/junit/build.gradle

@@ -6,6 +6,7 @@ configureJvm6Project(project)
 configureDist(project)
 configurePublishing(project)
 
+project.ext["jpsLibraryPath"] = rootProject.distLibDir
 
 dependencies {
     expectedBy project(':kotlin-test:kotlin-test-annotations-common')

libraries/kotlin.test/jvm/build.gradle

@@ -7,6 +7,8 @@ configureJvm6Project(project)
 configureDist(project)
 configurePublishing(project)
 
+project.ext["jpsLibraryPath"] = rootProject.distLibDir
+
 dependencies {
     expectedBy project(':kotlin-test:kotlin-test-common')
     compile project(':kotlin-stdlib')
@@ -14,7 +16,6 @@ dependencies {
     testCompile('junit:junit:4.12')
 }
 
-
 archivesBaseName = 'kotlin-test'
 
 jar {