another fix gcc7.1

alib2data/src/automaton/PDA/VisiblyPushdownDPDA.h

@@ -184,7 +184,7 @@ public:
 	}
 	bool removeInputSymbol(const InputSymbolType& symbol) {
-		return this->template removeCallInputSymbol(symbol) || removeReturnInputSymbol(symbol) || removeLocalInputSymbol(symbol);
+		return removeCallInputSymbol(symbol) || removeReturnInputSymbol(symbol) || removeLocalInputSymbol(symbol);
 	}
 	/**

alib2data/src/automaton/PDA/VisiblyPushdownNPDA.h

@@ -192,7 +192,7 @@ public:
 	}
 	bool removeInputSymbol(const InputSymbolType& symbol) {
-		return this->template removeCallInputSymbol(symbol) || removeReturnInputSymbol(symbol) || removeLocalInputSymbol(symbol);
+		return removeCallInputSymbol(symbol) || removeReturnInputSymbol(symbol) || removeLocalInputSymbol(symbol);
 	}
 	/**