doc: Remove comments that just repeat what the code does

No need to artificially bloat the code and waste space.

Author: MarcoFalke

src/hash.h

@@ -160,7 +160,6 @@ class CHashWriter : public HashWriter
 
     template<typename T>
     CHashWriter& operator<<(const T& obj) {
-        // Serialize to this stream
         ::Serialize(*this, obj);
         return (*this);
     }
@@ -228,7 +227,6 @@ class CHashVerifier : public CHashWriter
     template<typename T>
     CHashVerifier<Source>& operator>>(T&& obj)
     {
-        // Unserialize from this stream
         ::Unserialize(*this, obj);
         return (*this);
     }

src/streams.h

@@ -58,15 +58,13 @@ class OverrideStream
     template<typename T>
     OverrideStream<Stream>& operator<<(const T& obj)
     {
-        // Serialize to this stream
         ::Serialize(*this, obj);
         return (*this);
     }
 
     template<typename T>
     OverrideStream<Stream>& operator>>(T&& obj)
     {
-        // Unserialize from this stream
         ::Unserialize(*this, obj);
         return (*this);
     }
@@ -131,7 +129,6 @@ class CVectorWriter
     template<typename T>
     CVectorWriter& operator<<(const T& obj)
     {
-        // Serialize to this stream
         ::Serialize(*this, obj);
         return (*this);
     }
@@ -172,7 +169,6 @@ class SpanReader
     template<typename T>
     SpanReader& operator>>(T&& obj)
     {
-        // Unserialize from this stream
         ::Unserialize(*this, obj);
         return (*this);
     }
@@ -317,15 +313,13 @@ class DataStream
     template<typename T>
     DataStream& operator<<(const T& obj)
     {
-        // Serialize to this stream
         ::Serialize(*this, obj);
         return (*this);
     }
 
     template<typename T>
     DataStream& operator>>(T&& obj)
     {
-        // Unserialize from this stream
         ::Unserialize(*this, obj);
         return (*this);
     }
@@ -741,7 +735,6 @@ class CBufferedFile
 
     template<typename T>
     CBufferedFile& operator>>(T&& obj) {
-        // Unserialize from this stream
         ::Unserialize(*this, obj);
         return (*this);
     }