Merge branch 'includes' into 'master'

Re-add missing includes removed in 5a824d0333

See merge request OpenMW/openmw!375

components/compiler/controlparser.cpp

@@ -1,6 +1,7 @@
 #include "controlparser.hpp"
 
 #include <algorithm>
+#include <iterator>
 #include <stdexcept>
 
 #include "scanner.hpp"

components/compiler/exprparser.cpp

@@ -4,6 +4,8 @@
 #include <cassert>
 #include <algorithm>
 #include <stack>
+#include <iterator>
+#include <sstream>
 
 #include <components/misc/stringops.hpp>
 

components/compiler/generator.cpp

@@ -2,6 +2,7 @@
 
 #include <cassert>
 #include <algorithm>
+#include <iterator>
 #include <stdexcept>
 
 #include "literals.hpp"

components/compiler/output.cpp

@@ -2,6 +2,7 @@
 
 #include <cassert>
 #include <algorithm>
+#include <iterator>
 
 #include "locals.hpp"
 

components/compiler/stringparser.cpp

@@ -1,6 +1,7 @@
 #include "stringparser.hpp"
 
 #include <algorithm>
+#include <iterator>
 
 #include <components/misc/stringops.hpp>