node: implemented bypassing

app/node/block/block.cpp

@@ -32,7 +32,6 @@ namespace olive {
 #define super Node
 
 const QString Block::kLengthInput = QStringLiteral("length_in");
-const QString Block::kEnabledInput = QStringLiteral("enabled_in");
 
 Block::Block() :
   previous_(nullptr),
@@ -46,8 +45,6 @@ Block::Block() :
   SetInputProperty(kLengthInput, QStringLiteral("viewlock"), true);
   IgnoreHashingFrom(kLengthInput);
 
-  AddInput(kEnabledInput, NodeValue::kBoolean, true, InputFlags(kInputFlagNotConnectable | kInputFlagNotKeyframable));
-
   SetFlags(kDontShowInParamView);
 }