Fixed argparse for fedsd

util/tracing/README.md

@@ -23,8 +23,9 @@ directory.
 ```
     sudo make install
 ```
-Will install the tracing executables to `/usr/local/bin` to install them to a different location, use the `INSTALL_PREFIX` flag, e.g.
+Will install the tracing executables to the `bin` directory under `/usr/local/`. To install them to a different location, use the `INSTALL_PREFIX` flag, e.g.
 
 ```
-  make install INSTALL_PREFIX=~/.local/bin
+  make install INSTALL_PREFIX=~/.local/
 ```
+which will install the executables under `~/.local/bin/`.

util/tracing/visualization/README.md

@@ -32,8 +32,8 @@ Once the federation stopped executing, running `fedsd` will operate on all the `
 ```bash
 fedsd
 ```
-It is also possible to operate on specific files. In such a case, run `fedsd` with `-r` flag to provide the RTI trace file, and `-f` flag to privide the list of federates
-trace files. Bith argumenets are optional.
+It is also possible to operate on specific files. In such a case, run `fedsd` with `-r` flag to provide the RTI trace file, and `-f` flag to provide the list of federate.
+
 ```bash
 fedsd -r <rti.lft> -f <federate__f1.lft> <federate__f2.lft>
 ```

util/tracing/visualization/fedsd.py

@@ -98,7 +98,7 @@
 parser = argparse.ArgumentParser(description='Set of the lft trace files to render.')
 parser.add_argument('-r','--rti', type=str, 
                     help='RTI\'s lft trace file.')
-parser.add_argument('-f','--federates', nargs='+', action='append',
+parser.add_argument('-f','--federates', nargs='+',
                     help='List of the federates\' lft trace files.')
 
 # Events matching at the sender and receiver ends depend on whether they are tagged