Rename ucioption.h to uci.h

We are going to add all UCI related
functions here, so first rename it
to a more proper name.

No functional change.

src/benchmark.cpp

@@ -29,7 +29,7 @@
 #include "search.h"
 #include "thread.h"
 #include "tt.h"
-#include "ucioption.h"
+#include "uci.h"
 
 using namespace std;
 

src/evaluate.cpp

@@ -27,7 +27,7 @@
 #include "material.h"
 #include "pawns.h"
 #include "thread.h"
-#include "ucioption.h"
+#include "uci.h"
 
 namespace {
 

src/main.cpp

@@ -25,7 +25,7 @@
 #include "search.h"
 #include "thread.h"
 #include "tt.h"
-#include "ucioption.h"
+#include "uci.h"
 
 int main(int argc, char* argv[]) {
 

src/search.cpp

@@ -33,7 +33,7 @@
 #include "timeman.h"
 #include "thread.h"
 #include "tt.h"
-#include "ucioption.h"
+#include "uci.h"
 
 namespace Search {
 

src/thread.cpp

@@ -23,7 +23,7 @@
 #include "movegen.h"
 #include "search.h"
 #include "thread.h"
-#include "ucioption.h"
+#include "uci.h"
 
 using namespace Search;
 

src/timeman.cpp

@@ -23,7 +23,7 @@
 
 #include "search.h"
 #include "timeman.h"
-#include "ucioption.h"
+#include "uci.h"
 
 namespace {
 

src/uci.cpp

@@ -28,7 +28,7 @@
 #include "search.h"
 #include "thread.h"
 #include "tt.h"
-#include "ucioption.h"
+#include "uci.h"
 
 using namespace std;
 

src/ucioption.cpp

@@ -26,7 +26,7 @@
 #include "misc.h"
 #include "thread.h"
 #include "tt.h"
-#include "ucioption.h"
+#include "uci.h"
 
 using std::string;