Rename kotlin package to org.bitcoindevkit, rust lib to bdkffi

bindings/bdk-kotlin/android/build.gradle

@@ -33,7 +33,7 @@ afterEvaluate {
                 from components.release
 
                 // You can then customize attributes of the publication as shown below.
-                groupId = 'uniffi.bdk'
+                groupId = 'org.bitcoindevkit'
                 artifactId = 'bdk'
                 version = '0.0.1-SNAPSHOT'
             }
@@ -42,7 +42,7 @@ afterEvaluate {
                 // Applies the component for the debug build variant.
                 from components.debug
 
-                groupId = 'uniffi.bdk'
+                groupId = 'org.bitcoindevkit'
                 artifactId = 'bdk-debug'
                 version = '0.0.1-SNAPSHOT'
             }

bindings/bdk-kotlin/android/src/androidTest/kotlin/uniffi/bdk/AndroidLibTest.kt

@@ -1,4 +1,4 @@
-package uniffi.bdk
+package org.bitcoindevkit
 
 import android.app.Application
 import android.content.Context.MODE_PRIVATE

bindings/bdk-kotlin/demo/build.gradle

@@ -3,7 +3,7 @@ plugins {
     id 'application'
 }
 
-group = 'uniffi.bdk'
+group = 'org.bitcoindevkit.bdk'
 version = '1.0-SNAPSHOT'
 
 repositories {

bindings/bdk-kotlin/demo/src/main/kotlin/Main.kt

@@ -1,6 +1,6 @@
 import java.util.Optional
 import kotlin.ExperimentalUnsignedTypes
-import uniffi.bdk.*
+import org.bitcoindevkit.*
 
 class LogProgress : BdkProgress {
     override fun update(progress: Float, message: String?) {

bindings/bdk-kotlin/jvm/src/test/kotlin/org/bitcoindevkit/JvmLibTest.kt

@@ -1,4 +1,4 @@
-package org.bitcoindevkit.bdk
+package org.bitcoindevkit
 
 import java.nio.file.Files
 

bindings/bdk-kotlin/jvm/src/testFixtures/kotlin/org/bitcoindevkit/LibTest.kt

@@ -1,10 +1,10 @@
-package org.bitcoindevkit.bdk
+package org.bitcoindevkit
 
 import org.junit.Assert.*
 import org.junit.Test
 import org.slf4j.Logger
 import org.slf4j.LoggerFactory
-import uniffi.bdk.*
+import org.bitcoindevkit.*
 import java.io.File
 
 /**