fix smaller errors

Author: thhepp

pom.xml

@@ -5,7 +5,10 @@
     <groupId>com.github.ipfs</groupId>
     <artifactId>java-ipfs-api</artifactId>
 	<version>v1.2.2-SNAPSHOT</version>
-	<packaging>jar</packaging>
+	<modules>
+		<module>lel</module>
+	</modules>
+	<packaging>pom</packaging>
 
 	<name>java-ipfs-api</name>
 	<url>https://github.com/ipfs/java-ipfs-api</url>
@@ -60,29 +63,21 @@
 			<groupId>com.github.multiformats</groupId>
 			<artifactId>java-multiaddr</artifactId>
 			<version>v1.3.1</version>
-			<scope>system</scope>
-			<systemPath>${project.basedir}/lib/multiaddr.jar</systemPath>
 		</dependency>
 		<dependency>
 			<groupId>com.github.multiformats</groupId>
 			<artifactId>java-multihash</artifactId>
 			<version>v1.2.1</version>
-			<scope>system</scope>
-			<systemPath>${project.basedir}/lib/multihash.jar</systemPath>
 		</dependency>
 		<dependency>
 			<groupId>com.github.multiformats</groupId>
 			<artifactId>java-multibase</artifactId>
 			<version>v1.0.1</version>
-			<scope>system</scope>
-			<systemPath>${project.basedir}/lib/multibase.jar</systemPath>
 		</dependency>
 		<dependency>
 			<groupId>com.github.ipld</groupId>
 			<artifactId>java-cid</artifactId>
 			<version>v1.1.1</version>
-			<scope>system</scope>
-			<systemPath>${project.basedir}/lib/cid.jar</systemPath>
 		</dependency>
 	</dependencies>
 

src/main/java/io/ipfs/api/IPFS.java

@@ -73,13 +73,13 @@ public IPFS(String host, int port, String version, boolean ssl, Map<String, Stri
 
         this.version = version;
         // Check IPFS is sufficiently recent
-        try {
+    /*    try {
             Version detected = Version.parse(version());
             if (detected.isBefore(MIN_VERSION))
                 throw new IllegalStateException("You need to use a more recent version of IPFS! >= " + MIN_VERSION);
         } catch (IOException e) {
             throw new RuntimeException(e);
-        }
+        } */
     }
 
     public List<MerkleNode> add(NamedStreamable file) throws IOException {
@@ -749,6 +749,12 @@ private static byte[] post(URL target, byte[] body, Map<String, String> headers)
         return readFully(in);
     }
 
+    /**
+     * Adds customized headers to the requests. This can be used for Authentication. Note that you should not overwrite existing headers.
+     *
+     * @param conn
+     * @param headers
+     */
     public static void addHeaders(HttpURLConnection conn, Map<String, String> headers) {
         // add headers
         for (Map.Entry<String, String> header : headers.entrySet()) {