title: Xcode warning : no rule to Process file when build phases has this file?
body: <p>Check dependencies</p>
  
  <p>warning: no rule to process file '/Users/priyankgandhi/Desktop/priyank/WalkUpAlarmRailways/Reachability.h' of type sourcecode.c.h for architecture i386</p>
  
  <p>warning: no rule to process file '/Users/priyankgandhi/Desktop/priyank/WalkUpAlarmRailways/Reachability.h' of type sourcecode.c.h for architecture x86_64</p>
  
  <p>How to solve it?</p>