nxcompshad: fix spelling errors as reported by codespell

nxcompshad/src/Core.cpp

@@ -251,7 +251,7 @@ int CorePoller::isChanged(int (*checkIfInputCallback)(void *), void *arg, int *s
 
   for (; curLine < (int) height_; curLine++)
   {
-    logDebug("CorePoller::isChanged", "Analizing line [%d] move backward [%d] status [%d] priority [%d].",
+    logDebug("CorePoller::isChanged", "Analyzing line [%d] move backward [%d] status [%d] priority [%d].",
                 curLine, moveBackward, lineStatus_[curIlace], linePriority_[curLine]);
 
     //

nxcompshad/src/Manager.cpp

@@ -239,7 +239,7 @@ void UpdateManager::handleInput()
     }
     catch (UpdaterClosing u)
     {
-      logTest("UpdateManager::handleInput", "Catched exception UpdaterClosing().");
+      logTest("UpdateManager::handleInput", "Caught exception UpdaterClosing().");
 
       removeUpdater((UpdaterHandle)updaterVector[i]);
 

nxcompshad/src/X11.cpp

@@ -212,7 +212,7 @@ char *Poller::getRect(XRectangle r)
 {
   logTrace("Poller::getRect");
 
-  logDebug("Poller::getRect", "Going to retrive rectangle [%d, %d, %d, %d].",
+  logDebug("Poller::getRect", "Going to retrieve rectangle [%d, %d, %d, %d].",
               r.x, r.y, r.width, r.height);
 
   if (shmExtension_ == 1)
@@ -1144,7 +1144,7 @@ SendKeycode:
 
   //
   // Use keysyms to translate keycodes across different
-  // keyboard models. Unuseful when both keyboards have
+  // keyboard models. Useless when both keyboards have
   // same keycodes (e.g. both are pc keyboards).
   //