use HTTPS instead of HTTP to resolve dependencies (#147)

diff --git a/golang/general/dubbo/java-server/pom.xml b/golang/general/dubbo/java-server/pom.xml
index 962edfd..6333c23 100755
--- a/golang/general/dubbo/java-server/pom.xml
+++ b/golang/general/dubbo/java-server/pom.xml
@@ -120,7 +120,7 @@
     <repositories>
 		<repository>
             <id>nexus-aliyu</id>
-            <url>http://maven.aliyun.com/nexus/content/groups/public</url>
+            <url>https://maven.aliyun.com/nexus/content/groups/public</url>
 		<releases>
 			<enabled>true</enabled>
 		</releases>
@@ -132,7 +132,7 @@
     <pluginRepositories>
 		  <pluginRepository>
               <id>nexus-aliyu</id>
-              <url>http://maven.aliyun.com/nexus/content/groups/public</url>
+              <url>https://maven.aliyun.com/nexus/content/groups/public</url>
 			<releases>
 			<enabled>true</enabled>
 			</releases>
diff --git a/golang/general/jsonrpc/java-server/pom.xml b/golang/general/jsonrpc/java-server/pom.xml
index e917b7c..2710ab9 100755
--- a/golang/general/jsonrpc/java-server/pom.xml
+++ b/golang/general/jsonrpc/java-server/pom.xml
@@ -119,7 +119,7 @@
     <repositories>
 		<repository>
             <id>nexus-aliyu</id>
-            <url>http://maven.aliyun.com/nexus/content/groups/public</url>
+            <url>https://maven.aliyun.com/nexus/content/groups/public</url>
 		<releases>
 			<enabled>true</enabled>
 		</releases>
@@ -131,7 +131,7 @@
     <pluginRepositories>
 		  <pluginRepository>
               <id>nexus-aliyu</id>
-              <url>http://maven.aliyun.com/nexus/content/groups/public</url>
+              <url>https://maven.aliyun.com/nexus/content/groups/public</url>
 			<releases>
 			<enabled>true</enabled>
 			</releases>
diff --git a/golang/generic/java-server/pom.xml b/golang/generic/java-server/pom.xml
index 6d24a2b..5af002c 100755
--- a/golang/generic/java-server/pom.xml
+++ b/golang/generic/java-server/pom.xml
@@ -119,7 +119,7 @@
     <repositories>
 		<repository>
             <id>nexus-aliyu</id>
-            <url>http://maven.aliyun.com/nexus/content/groups/public</url>
+            <url>https://maven.aliyun.com/nexus/content/groups/public</url>
 		<releases>
 			<enabled>true</enabled>
 		</releases>
@@ -131,7 +131,7 @@
     <pluginRepositories>
 		  <pluginRepository>
               <id>nexus-aliyu</id>
-              <url>http://maven.aliyun.com/nexus/content/groups/public</url>
+              <url>https://maven.aliyun.com/nexus/content/groups/public</url>
 			<releases>
 			<enabled>true</enabled>
 			</releases>
diff --git a/golang/helloworld/dubbo/java-server/pom.xml b/golang/helloworld/dubbo/java-server/pom.xml
index 962edfd..6333c23 100755
--- a/golang/helloworld/dubbo/java-server/pom.xml
+++ b/golang/helloworld/dubbo/java-server/pom.xml
@@ -120,7 +120,7 @@
     <repositories>
 		<repository>
             <id>nexus-aliyu</id>
-            <url>http://maven.aliyun.com/nexus/content/groups/public</url>
+            <url>https://maven.aliyun.com/nexus/content/groups/public</url>
 		<releases>
 			<enabled>true</enabled>
 		</releases>
@@ -132,7 +132,7 @@
     <pluginRepositories>
 		  <pluginRepository>
               <id>nexus-aliyu</id>
-              <url>http://maven.aliyun.com/nexus/content/groups/public</url>
+              <url>https://maven.aliyun.com/nexus/content/groups/public</url>
 			<releases>
 			<enabled>true</enabled>
 			</releases>
diff --git a/golang/multi_registry/dubbo/java-server/pom.xml b/golang/multi_registry/dubbo/java-server/pom.xml
index 962edfd..6333c23 100755
--- a/golang/multi_registry/dubbo/java-server/pom.xml
+++ b/golang/multi_registry/dubbo/java-server/pom.xml
@@ -120,7 +120,7 @@
     <repositories>
 		<repository>
             <id>nexus-aliyu</id>
-            <url>http://maven.aliyun.com/nexus/content/groups/public</url>
+            <url>https://maven.aliyun.com/nexus/content/groups/public</url>
 		<releases>
 			<enabled>true</enabled>
 		</releases>
@@ -132,7 +132,7 @@
     <pluginRepositories>
 		  <pluginRepository>
               <id>nexus-aliyu</id>
-              <url>http://maven.aliyun.com/nexus/content/groups/public</url>
+              <url>https://maven.aliyun.com/nexus/content/groups/public</url>
 			<releases>
 			<enabled>true</enabled>
 			</releases>