moved parser to separate package to track coverage

Author: chernser

…ckhouse/jdbc/internal/ClickHouseLexer.g4 …/jdbc/internal/parser/ClickHouseLexer.g4jdbc-v2/src/main/antlr4/com/clickhouse/jdbc/internal/ClickHouseLexer.g4 renamed to jdbc-v2/src/main/antlr4/com/clickhouse/jdbc/internal/parser/ClickHouseLexer.g4 jdbc-v2/src/main/antlr4/com/clickhouse/jdbc/internal/ClickHouseLexer.g4 renamed to jdbc-v2/src/main/antlr4/com/clickhouse/jdbc/internal/parser/ClickHouseLexer.g4

@@ -1,6 +1,8 @@
 package com.clickhouse.jdbc.internal;
 
 import com.clickhouse.client.api.sql.SQLUtils;
+import com.clickhouse.jdbc.internal.parser.ClickHouseParser;
+import com.clickhouse.jdbc.internal.parser.ClickHouseParserBaseListener;
 import org.antlr.v4.runtime.tree.ErrorNode;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;

…khouse/jdbc/internal/ClickHouseParser.g4 …jdbc/internal/parser/ClickHouseParser.g4jdbc-v2/src/main/antlr4/com/clickhouse/jdbc/internal/ClickHouseParser.g4 renamed to jdbc-v2/src/main/antlr4/com/clickhouse/jdbc/internal/parser/ClickHouseParser.g4 jdbc-v2/src/main/antlr4/com/clickhouse/jdbc/internal/ClickHouseParser.g4 renamed to jdbc-v2/src/main/antlr4/com/clickhouse/jdbc/internal/parser/ClickHouseParser.g4

@@ -1,6 +1,8 @@
 package com.clickhouse.jdbc.internal;
 
 import com.clickhouse.client.api.sql.SQLUtils;
+import com.clickhouse.jdbc.internal.parser.ClickHouseParser;
+import com.clickhouse.jdbc.internal.parser.ClickHouseParserBaseListener;
 import org.antlr.v4.runtime.tree.ErrorNode;
 
 import java.util.ArrayList;

jdbc-v2/src/main/java/com/clickhouse/jdbc/internal/ParsedPreparedStatement.java

@@ -1,5 +1,8 @@
 package com.clickhouse.jdbc.internal;
 
+import com.clickhouse.jdbc.internal.parser.ClickHouseLexer;
+import com.clickhouse.jdbc.internal.parser.ClickHouseParser;
+import com.clickhouse.jdbc.internal.parser.ClickHouseParserBaseListener;
 import org.antlr.v4.runtime.BaseErrorListener;
 import org.antlr.v4.runtime.CharStream;
 import org.antlr.v4.runtime.CharStreams;
@@ -10,9 +13,6 @@
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
-import java.util.regex.Matcher;
-import java.util.regex.Pattern;
-
 public class SqlParser {
 
     private static final Logger LOG = LoggerFactory.getLogger(SqlParser.class);