Fix cannot initialize

Author: Alexandre van Beurden

README.md

@@ -18,14 +18,14 @@ they were sets.
 <dependency>
     <groupId>com.regexsolver.api</groupId>
     <artifactId>RegexSolver</artifactId>
-    <version>1.0.0</version>
+    <version>1.0.1</version>
 </dependency>
 ```
 
 ### Gradle
 
 ```groovy
-implementation "com.regexsolver.api:RegexSolver:1.0.0"
+implementation "com.regexsolver.api:RegexSolver:1.0.1"
 ```
 
 ## Usage
@@ -35,7 +35,7 @@ In order to use the library you need to generate an API Token on our [Developer
 ```java
 public class Main {
     public static void main(String[] args) throws IOException, ApiError {
-        RegexSolverApiWrapper.initialize(/* Your API token here -> */"");
+        RegexSolver.initialize(/* Your API token here -> */"");
 
         Term term1 = Term.Regex.of("(abc|de|fg){2,}");
         Term term2 = Term.Regex.of("de.*");

pom.xml

@@ -6,7 +6,7 @@
 
     <groupId>com.regexsolver.api</groupId>
     <artifactId>RegexSolver</artifactId>
-    <version>1.0.0</version>
+    <version>1.0.1</version>
 
     <url>https://regexsolver.com</url>
     <organization>

src/main/java/com/regexsolver/api/RegexSolver.java

@@ -0,0 +1,11 @@
+package com.regexsolver.api;
+
+public final class RegexSolver {
+    public static void initialize(String token) {
+        RegexSolverApiWrapper.initialize(token);
+    }
+
+    public static void initialize(String token, String baseUrl) {
+        RegexSolverApiWrapper.initialize(token, baseUrl);
+    }
+}

src/main/java/com/regexsolver/api/RegexSolverApiWrapper.java

@@ -27,7 +27,7 @@ final class RegexSolverApiWrapper {
 
     private final static String DEFAULT_BASE_URL = "https://api.regexsolver.com/";
 
-    private final static String USER_AGENT = "RegexSolver Java / 1.0.0";
+    private final static String USER_AGENT = "RegexSolver Java / 1.0.1";
 
     private RegexApi api;
 
@@ -39,11 +39,11 @@ private RegexSolverApiWrapper() {
         initializeInternal(null, DEFAULT_BASE_URL);
     }
 
-    public static void initialize(String token) {
+    static void initialize(String token) {
         getInstance().initializeInternal(token, DEFAULT_BASE_URL);
     }
 
-    public static void initialize(String token, String baseUrl) {
+    static void initialize(String token, String baseUrl) {
         getInstance().initializeInternal(token, baseUrl);
     }
 

src/test/java/com/regexsolver/api/TermOperationTest.java

@@ -24,7 +24,7 @@ public void setUp() throws Exception {
         server = new MockWebServer();
         server.start();
 
-        RegexSolverApiWrapper.initialize("TOKEN", server.url("/").toString());
+        RegexSolver.initialize("TOKEN", server.url("/").toString());
     }
 
     @After