Fix all the following issues which we faced during 01st April internal demo 1) Display hang and jump issue 2) Sequencing issue 3) Issue with BP code

Dependencies:   SDFileSystem ds3231 program mbed testUniGraphic_150217

Fork of Int_Demo_01Apr2017_newdisplaycode_bp_nikita by nikita teggi

Revision:
10:aeff3309002a
Parent:
8:adf2ba7e6412
--- a/bp.cpp	Fri Apr 28 10:40:36 2017 +0000
+++ b/bp.cpp	Wed May 03 05:32:37 2017 +0000
@@ -356,5 +356,7 @@
     DBP = (0.0494*PWV + 17.480)+10;
     
     screen_bp1(SBP,DBP);
+    
+    create_single_BPfile(pid);
  
  }
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