add readme

Author: zhaozhengcoder

mallocTraceBydlsym/readme.md

@@ -0,0 +1,8 @@
+# libmallocTrace
+
+add example by use dlsym to hook malloc
+
+such as :
+```
+glibc_malloc  = dlsym(RTLD_NEXT, "malloc");
+```

parse/readme.md

@@ -0,0 +1,12 @@
+# Parse tool
+
+pid_xxx_trace.log is a log generated by mallocTrace. 
+
+
+parse.sh can It can analyze the log and find the memory that has not been released
+
+
+how to use : 
+```
+./run.sh 
+```