Modify comment syntax error (#5094)

server/web/captcha/siprng.go

@@ -27,7 +27,7 @@ type siprng struct {
 	k0, k1, ctr uint64
 }
 
-// siphash implements SipHash-2-4, accepting a uint64 as a message.
+// siphash implements SipHash-2-4, accepting an uint64 as a message.
 func siphash(k0, k1, m uint64) uint64 {
 	// Initialization.
 	v0 := k0 ^ 0x736f6d6570736575

server/web/context/input.go

@@ -153,7 +153,7 @@ func (input *BeegoInput) IsHead() bool {
 	return input.Is("HEAD")
 }
 
-// IsOptions Is this a OPTIONS method request?
+// IsOptions Is this an OPTIONS method request?
 func (input *BeegoInput) IsOptions() bool {
 	return input.Is("OPTIONS")
 }

server/web/session/sess_utils.go

@@ -98,7 +98,7 @@ func encrypt(block cipher.Block, value []byte) ([]byte, error) {
 
 // decrypt decrypts a value using the given block in counter mode.
 //
-// The value to be decrypted must be prepended by a initialization vector
+// The value to be decrypted must be prepended by an initialization vector
 // (http://goo.gl/zF67k) with the length of the block size.
 func decrypt(block cipher.Block, value []byte) ([]byte, error) {
 	size := block.BlockSize()

server/web/template.go

@@ -103,7 +103,7 @@ func init() {
 	beegoTplFuncMap["lt"] = lt // <
 	beegoTplFuncMap["ne"] = ne // !=
 
-	beegoTplFuncMap["urlfor"] = URLFor // build a URL to match a Controller and it's method
+	beegoTplFuncMap["urlfor"] = URLFor // build an URL to match a Controller and it's method
 }
 
 // AddFuncMap let user to register a func in the template.