Add delegated as base for future libsodium bindings, update travis yml to include it, start updating readme

multiplatform-crypto-libsodium-bindings/src/jsMain/kotlin/libsodium.kt

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+@file:JsModule("libsodium-wrappers-sumo")
+@file:JsNonModule
+package ext.libsodium
+
+import org.khronos.webgl.Uint8Array
+import kotlin.js.Promise
+
+
+/**
+ * Created by Ugljesa Jovanovic
+ * ugljesa.jovanovic@ionspin.com
+ * on 25-May-2020
+ */
+
+@JsName("ready")
+external val _libsodiumPromise : Promise<dynamic>
+
+external fun crypto_generichash(hashLength: Int, inputMessage: Uint8Array) : Uint8Array
+
+external fun crypto_hash_sha256(message: Uint8Array) : Uint8Array
+external fun crypto_hash_sha512(message: Uint8Array) : Uint8Array
+
+external fun crypto_hash_sha256_init(): dynamic
+
+
+
+
+

multiplatform-crypto-libsodium-bindings/src/mingwX64Main/kotlin/com/ionspin/kotlin/crypto/SRNG.kt

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+//We'll handle SRNG through libsodium
+///*
+// *    Copyright 2019 Ugljesa Jovanovic
+// *
+// *    Licensed under the Apache License, Version 2.0 (the "License");
+// *    you may not use this file except in compliance with the License.
+// *    You may obtain a copy of the License at
+// *
+// *        http://www.apache.org/licenses/LICENSE-2.0
+// *
+// *    Unless required by applicable law or agreed to in writing, software
+// *    distributed under the License is distributed on an "AS IS" BASIS,
+// *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// *    See the License for the specific language governing permissions and
+// *    limitations under the License.
+// */
+//
+//package com.ionspin.kotlin.crypto
+//
+//import kotlinx.cinterop.*
+//import platform.windows.*
+//
+///**
+// * Created by Ugljesa Jovanovic
+// * ugljesa.jovanovic@ionspin.com
+// * on 21-Sep-2019
+// */
+//actual object SRNG {
+//    private val advapi by lazy { LoadLibraryA("ADVAPI32.DLL")}
+//
+//    private val advapiRandom by lazy {
+//        GetProcAddress(advapi, "SystemFunction036")?.reinterpret<CFunction<Function2<CPointer<ByteVar>, ULong, Int>>>() ?: error("Failed getting advapi random")
+//    }
+//
+//    @Suppress("EXPERIMENTAL_UNSIGNED_LITERALS")
+//    actual fun getRandomBytes(amount: Int): UByteArray {
+//        memScoped {
+//            val randArray = allocArray<ByteVar>(amount)
+//            val pointer = randArray.getPointer(this)
+//            val status = advapiRandom(pointer.reinterpret(), amount.convert())
+//            return UByteArray(amount) { pointer[it].toUByte() }
+//        }
+//    }
+//}

multiplatform-crypto-libsodium-bindings/src/nativeInterop/cinterop/libsodium.def

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+headers = sodium.h
+headerFilter = sodium.h sodium/**
+#staticLibraries = libsodium.a
+#libraryPaths = sodiumWrapper/lib
+#compilerOpts = -I./sodiumWrapper/include
+linkerOpts =