save README updated

Author: gbenroscience

README.md

@@ -58,7 +58,7 @@ If you need to access this library via Maven Central, do:
         <dependency>
             <groupId>com.github.gbenroscience</groupId>
             <artifactId>parser-ng</artifactId>
-            <version>0.2.2</version>
+            <version>0.2.3</version>
         </dependency>
        
 
@@ -91,20 +91,20 @@ ParserNG is written completely in (pure) Java and so is as cross-platform as Jav
 ## Using ParserNG as commandline tool
 You can use jar directly as commandline calculus. Unless the tool is packed to your distribution:
 ```
-java -jar parser-ng-0.2.2.jar  1+1
+java -jar parser-ng-0.2.3.jar  1+1
 2.0
 ```
 Or as logical parser
 ```
-java -jar parser-ng-0.2.2.jar -l true and true
+java -jar parser-ng-0.2.3.jar -l true and true
 true
-java -jar parser-ng-0.2.2.jar -l "2 == (4-2)"
+java -jar parser-ng-0.2.3.jar -l "2 == (4-2)"
 true
 ```
 You can get help by 
 ```
-java -jar parser-ng-0.2.2.jar  -h
-  ParserNG 0.2.2 math.Main
+java -jar parser-ng-0.2.3.jar  -h
+  ParserNG 0.2.3 math.Main
 -h/-H/--help         this text; do not change for help (witout dashes), which lists functions
 -v/-V/--verbose      output is reprinted to stderr with some inter-steps
 -l/-L/--logic        will add logical expression wrapper around the expression
@@ -126,11 +126,11 @@ java -jar parser-ng-0.2.2.jar  -h
 ```
 You  can get examples by verbose help:
 ```
-java -jar parser-ng-0.2.2.jar  -h -v
+java -jar parser-ng-0.2.3.jar  -h -v
 ```
 you can list functions:
 ```
-java -jar parser-ng-0.2.2.jar  help
+java -jar parser-ng-0.2.3.jar  help
 List of currently known methods:
 acos        - help not yet written. See https://github.com/gbenroscience/ParserNG
 ...
@@ -139,7 +139,7 @@ List of functions is just tip of iceberg, see: https://github.com/gbenroscience/
 ```
 you can list logical operators:
 ```
-java -jar parser-ng-0.2.2.jar  -l help
+java -jar parser-ng-0.2.3.jar  -l help
 Comparing operators: !=, ==, >=, <=, le, ge, lt, gt, <, >
 Logical operators: impl, xor, imp, eq, or, and, |, &
 As Mathematical parts are using () as brackets, Logical parts must be grouped by [] eg.
@@ -154,40 +154,40 @@ Program can work with stdin, out and err properly. Can work with multiline input
 ### cmdline examples
 Following lines describes, how stdin/arguments are processed, and how different is input/output with `-t` on/off
 ```
-   java -jar parser-ng-0.2.2.jar -h
+   java -jar parser-ng-0.2.3.jar -h
     this help
-  java -jar parser-ng-0.2.2.jar 1+1
+  java -jar parser-ng-0.2.3.jar 1+1
     2.0
-  java -jar parser-ng-0.2.2.jar "1+1
+  java -jar parser-ng-0.2.3.jar "1+1
                                  +2+2"
     2.0
     4.0
-  java -jar parser-ng-0.2.2.jar -t "1+1
+  java -jar parser-ng-0.2.3.jar -t "1+1
                                     +2+2"
     6.0
-  java -jar parser-ng-0.2.2.jar -i  1+1
+  java -jar parser-ng-0.2.3.jar -i  1+1
     nothing, will expect manual output, and calculate line by line
-  java -jar parser-ng-0.2.2.jar -i -t  1+1
+  java -jar parser-ng-0.2.3.jar -i -t  1+1
     nothing, will expect manual output and calcualte it all as one expression
-  echo 2+2 | java -jar parser-ng-0.2.2.jar  1+1
+  echo 2+2 | java -jar parser-ng-0.2.3.jar  1+1
     2.0
   echo "1+1 
-        +2+2 | java -jar parser-ng-0.2.2.jar -i
+        +2+2 | java -jar parser-ng-0.2.3.jar -i
     2.0
     4.0
   echo "1+1 
-        +2+2 | java -jar parser-ng-0.2.2.jar -i -t
+        +2+2 | java -jar parser-ng-0.2.3.jar -i -t
     6.0
-  java -cp parser-ng-0.2.2.jar parser.cmd.ParserCmd "1+1
+  java -cp parser-ng-0.2.3.jar parser.cmd.ParserCmd "1+1
     will ask for manual imput en evaluate per line
   echo "1+1 
-        +2+2 | java -cp parser-ng-0.2.2.jar parser.cmd.ParserCmd 2>/dev/null
+        +2+2 | java -cp parser-ng-0.2.3.jar parser.cmd.ParserCmd 2>/dev/null
     2.0
     4.0
-  java -cp parser-ng-0.2.2.jar parser.MathExpression "1+1
+  java -cp parser-ng-0.2.3.jar parser.MathExpression "1+1
                                                       +2+2"
     6.0
-  java -cp parser-ng-0.2.2.jar parser.LogicalExpression "true or false"
+  java -cp parser-ng-0.2.3.jar parser.LogicalExpression "true or false"
     true
 
 ```