README.md in embulk-input-filesplit-0.1.3 vs README.md in embulk-input-filesplit-0.1.4

@@ -1,40 +1,41 @@
-# Splitting input file plugin for Embulk
-
-This Embulk plugin splits and inputs a text file.
-By splitting a file, input tasks will be executed in multithreads and the performance will be improved.   
-
-Lines of the text file should be separated by CR or LF or CRLF. 
-The plugin searches line separators and splits a file properly.
-
-## Overview
-
-* **Plugin type**: input
-
-## Configuration
-
-- **path**: the path of a text file (string, required)
-- **header_line**: whether the first line is a header or not (boolean, default: false)
-- **tasks**: number of tasks (integer, default: number of available processors * 2)
-
-### Example
-
-```yaml
-in:
-  type: filesplit
-  path: '/data/address.csv'
-  header_line: true
-  tasks: 4
-  parser:
-    charset: UTF-8
-    newline: CRLF
-    type: csv
-    header_line: true
-    delimiter: ','
-    ...
-```
-
-### Build
-
-```
-$ ./gradle gem
-```
+# Splitting input file plugin for Embulk
+
+This Embulk plugin splits and inputs a text file.
+By splitting a file, input tasks will be executed in multithreads and the performance will be improved.
+
+Lines of the text file should be separated by CR or LF or CRLF.
+The plugin searches line separators and splits a file properly.
+
+## Overview
+
+* **Plugin type**: input
+
+## Configuration
+
+- **path**: the path of a text file (string, either this or path_prefix is required)
+- **path_prefix**: the path prefix of text files (string, either this or path_prefix is required)
+- **header_line**: whether the first line is a header or not (boolean, default: false)
+- **tasks**: number of tasks (integer, default: number of available processors * 2)
+
+### Example
+
+```yaml
+in:
+  type: filesplit
+  path: '/data/address.csv'
+  header_line: true
+  tasks: 4
+  parser:
+    charset: UTF-8
+    newline: CRLF
+    type: csv
+    header_line: true
+    delimiter: ','
+    ...
+```
+
+### Build
+
+```
+$ ./gradle gem
+```