more formatting in README.md

README.md

@@ -71,6 +71,7 @@ To build Graphene library OS with debug symbols, run "make DEBUG=1" instead of
 ### 2.1. BUILD WITH KERNEL-LEVEL SANDBOXING (OPTIONAL)
 
 __** Note: this step is optional. **__
+
 __** Note: for building with Intel:registered: SGX support, skip this step. **__
 
 __** Disclaimer: this feature is experimental and may contain bugs. Please do
@@ -121,9 +122,10 @@ files) and the signatures, to the Intel SGX-enabled hosts. The Intel SGX
 Linux SDK is required for running Graphene Library OS. Download and install
 from the official Intel github repositories:
 
-    <https://github.com/01org/linux-sgx>
-    <https://github.com/01org/linux-sgx-driver>
-    (The SDK and driver version must be 1.9 or LOWER)
+   - <https://github.com/01org/linux-sgx>
+   - <https://github.com/01org/linux-sgx-driver>
+
+__(The SDK and driver version must be 1.9 or LOWER)__
 
 A Linux driver must be installed before runing Graphene Library OS in enclaves.
 Simply run the following command to build the driver:
@@ -147,14 +149,14 @@ to be run as an executable, with the name of the program, and a "manifest
 file" given from the command line. Graphene provides three options for
 spcifying the programs and manifest files:
 
-    option 1: (automatic manifest)
+   - option 1: (automatic manifest)
     [PATH TO Runtime]/pal_loader [PROGRAM] [ARGUMENTS]...
     (Manifest file: "[PROGRAM].manifest" or "manifest")
 
-    option 2: (given manifest)
+   - option 2: (given manifest)
     [PATH TO Runtime]/pal_loader [MANIFEST] [ARGUMENTS]...
 
-    option 3: (manifest as a script)
+   - option 3: (manifest as a script)
     [PATH TO MANIFEST]/[MANIFEST] [ARGUMENTS]...
     (Manifest must have "#![PATH_TO_PAL]/libpal.so" as the first line)
 
@@ -165,14 +167,14 @@ the Graphene reference monitor, Graphene must be started with the PAL
 reference monitor loader (libpal_sec.so). Graphene provides three options for
 spcifying the programs and manifest files to the loader:
 
-    option 4: (automatic manifest - with reference monitor)
+   - option 4: (automatic manifest - with reference monitor)
     SEC=1 [PATH TO Runtime]/pal_loader [PROGRAM] [ARGUMENTS]...
     (Manifest file: "[PROGRAM].manifest" or "manifest")
 
-    option 5: (given manifest - with reference monitor)
+   - option 5: (given manifest - with reference monitor)
     SEC=1 [PATH TO Pal/src]/pal_loader [MANIFEST] [ARGUMENTS]...
 
-    option 6: (manifest as a script - with reference monitor)
+   - option 6: (manifest as a script - with reference monitor)
     SEC=1 [PATH TO MANIFEST]/[MANIFEST] [ARGUMENTS]...
     (Manifest must have "#![PATH TO Pal/src]/pal_sec" as the first line)
 
@@ -204,8 +206,8 @@ github Wiki page: <https://github.com/oscarlab/graphene/wiki>.
 
 For any questions or bug reports, please contact us:
 
-Chia-Che Tsai <chitsai@cs.stonybrook.edu>
-Don Porter <porter@cs.unc.edu>
+   - Chia-Che Tsai <chitsai@cs.stonybrook.edu>
+   - Don Porter <porter@cs.unc.edu>
 
 or post an issue on our github repository:
         <https://github.com/oscarlab/graphene/issues>