Rename methods in Regex. Add matchEntire method to match entire string against regex.

libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/plugin/FinishBuildListener.kt

@@ -32,7 +32,7 @@ internal fun getUsedMemoryKb(): Long {
 private fun comparableVersionStr(version: String) =
         "(\\d+)\\.(\\d+).*"
                 .toRegex()
-                .match(version)
+                .find(version)
                 ?.groups
                 ?.drop(1)?.take(2)
                 // checking if two subexpression groups are found and length of each is >0 and <4

libraries/tools/kotlin-gradle-plugin/src/test/kotlin/org/jetbrains/kotlin/gradle/KotlinGradlePluginIT.kt

@@ -64,7 +64,7 @@ class KotlinGradleIT: BaseGradleIT() {
             for (i in 1..3) {
                 project.build(userVariantArg, "build", options = BaseGradleIT.BuildOptions(withDaemon = true)) {
                     assertSuccessful()
-                    val matches = "\\[PERF\\] Used memory after build: (\\d+) kb \\(([+-]?\\d+) kb\\)".toRegex().match(output)
+                    val matches = "\\[PERF\\] Used memory after build: (\\d+) kb \\(([+-]?\\d+) kb\\)".toRegex().find(output)
                     assert(matches != null && matches.groups.size() == 3, "Used memory after build is not reported by plugin")
                     val reportedGrowth = matches!!.groups.get(2)!!.value.removePrefix("+").toInt()
                     assert(reportedGrowth <= 700, "Used memory growth $reportedGrowth > 700")