HADOOP-15242. Fix typos in hadoop-functions.sh. Contributed by Ray Chiang.

hadoop-common-project/hadoop-common/src/main/bin/hadoop-functions.sh

@@ -585,7 +585,7 @@ function hadoop_bootstrap
 
   #
   # short-cuts. vendors may redefine these as well, preferably
-  # in hadoop-layouts.sh
+  # in hadoop-layout.sh
   #
   HADOOP_COMMON_DIR=${HADOOP_COMMON_DIR:-"share/hadoop/common"}
   HADOOP_COMMON_LIB_JARS_DIR=${HADOOP_COMMON_LIB_JARS_DIR:-"share/hadoop/common/lib"}
@@ -2530,7 +2530,7 @@ function hadoop_do_classpath_subcommand
   fi
 }
 
-## @description  generic shell script opton parser.  sets
+## @description  generic shell script option parser.  sets
 ## @description  HADOOP_PARSE_COUNTER to set number the
 ## @description  caller should shift
 ## @audience     private