renaming and typo fixing

Author: raydac

src/main/java/com/igormaznitsa/prologparser/terms/PrologNumeric.java

@@ -37,7 +37,7 @@ public PrologNumeric(final int line, final int pos) {
   }
 
   /**
-   * Get numeric repreentation of the saved number.
+   * Get numeric representation of the saved number.
    *
    * @return the saved number
    */

src/main/java/com/igormaznitsa/prologparser/terms/PrologTerm.java

@@ -203,7 +203,7 @@ public String toString() {
     if (this.quotation == NONE) {
       result = this.text;
     } else {
-      result = this.quotation.quotateString(this.text);
+      result = this.quotation.quoteString(this.text);
     }
     return result;
   }

src/main/java/com/igormaznitsa/prologparser/terms/Quotation.java

@@ -23,6 +23,8 @@
 
 import com.igormaznitsa.prologparser.utils.StringUtils;
 
+import static com.igormaznitsa.prologparser.utils.StringUtils.escapeString;
+
 /**
  * Type of quotation for prolog term.
  */
@@ -63,12 +65,12 @@ public String getQuotationMark() {
   }
 
   /**
-   * Quotate string.
+   * Quote string.
    *
-   * @param str string to quotate, can be null
-   * @return quotated string
+   * @param str string to be quoted, can be null
+   * @return quoted string
    */
-  public String quotateString(final String str) {
-    return this.quotationMark + StringUtils.escapeString(str == null ? "" : str, this) + this.quotationMark;
+  public String quoteString(final String str) {
+    return this.quotationMark + escapeString(str == null ? "" : str, this) + this.quotationMark;
   }
 }

src/main/java/com/igormaznitsa/prologparser/tokenizer/Op.java

@@ -241,7 +241,7 @@ private static String assertOpValidOpName(final String name) {
    * Make operator descriptor describing bunch of operators with same
    * characteristics but differently named.
    *
-   * @param precedence the pricedence
+   * @param precedence the precedence
    * @param type       the type of operators
    * @param names      names of operators, must not be empty or contain null
    * @return generated operator descriptor