JS backend: remove dangerous package, correct translation for call, assignments, binary operations, support try...catch as expression

#KT-5576 Fixed
 #KT-5594 Fixed
 #KT-3166 Fixed
 #KT-5545 Fixed
 #KT-5594 Fixed
 #KT-5258 Fixed

JS backend: fix KT-4879: extra side effect when use when in default arguments

 #KT-4879 Fixed

JS backend: improve and fix WhenTranslator, fix order of evaluation for condtitions, fix KT-5263 (JS: extra tmp when initialize val in when by expression with if)

 #KT-5263 Fixed

js/js.translator/testData/expression/evaluationOrder/cases/callVarargs.kt

@@ -0,0 +1,23 @@
+package foo
+
+var global: String = ""
+
+fun bar(s: String, value: Int): Int {
+    global += s
+    return value
+}
+
+fun baz(vararg args: Int): String {
+    return "baz: ${args.size}"
+}
+
+fun box(): String {
+    baz(bar("A", 10), try { global += "B"; 20} finally {})
+    assertEquals("AB", global)
+
+    global = ""
+    baz(bar("A", 10), 30, if (true) { while(false){}; global+= "B"; 20 } else { 50 })
+    assertEquals("AB", global)
+
+    return "OK"
+}