CMake: Re-format config-option block and re-order it alphabetically.

CMakeLists.txt

@@ -83,11 +83,11 @@ COMMAND make package_source
 )
 
 # Enable or disable features. By default, all features are turned off.
-option(ENABLE_RDRAND                "Enable RDRAND Hardware RNG Hash Seed"          OFF)
-option(ENABLE_THREADING             "Enable partial threading support."             OFF)
-option(DISABLE_WERROR               "Avoid treating compiler warnings as fatal errors"    OFF)
-option(DISABLE_BSYMBOLIC            "Avoid linking with -Bsymbolic-function"   OFF)
-option(DISABLE_THREAD_LOCAL_STORAGE "Disable Thread-Local Storage (HAVE___THREAD)"   OFF)
+option(DISABLE_BSYMBOLIC              "Avoid linking with -Bsymbolic-function."               OFF)
+option(DISABLE_THREAD_LOCAL_STORAGE   "Disable using Thread-Local Storage (HAVE___THREAD)."   OFF)
+option(DISABLE_WERROR                 "Avoid treating compiler warnings as fatal errors."     OFF)
+option(ENABLE_RDRAND                  "Enable RDRAND Hardware RNG Hash Seed."                 OFF)
+option(ENABLE_THREADING               "Enable partial threading support."                     OFF)
 
 if (UNIX OR MINGW OR CYGWIN)
     list(APPEND CMAKE_REQUIRED_DEFINITIONS -D_GNU_SOURCE)