Move dry-run option to common code.

src/common/config/CommonConfig.cpp

@@ -44,6 +44,7 @@ xmrig::CommonConfig::CommonConfig() :
     m_apiRestricted(true),
     m_background(false),
     m_colors(true),
+    m_dryRun(false),
     m_syslog(false),
 
 #   ifdef XMRIG_PROXY_PROJECT
@@ -172,9 +173,15 @@ bool xmrig::CommonConfig::parseBoolean(int key, bool enable)
 
     case ApiIPv6Key: /* ipv6 */
         m_apiIPv6 = enable;
+        break;
 
     case ApiRestrictedKey: /* restricted */
         m_apiRestricted = enable;
+        break;
+
+    case IConfig::DryRunKey: /* --dry-run */
+        m_dryRun = enable;
+        break;
 
     default:
         break;
@@ -259,6 +266,7 @@ bool xmrig::CommonConfig::parseString(int key, const char *arg)
     case KeepAliveKey:  /* --keepalive */
     case NicehashKey:   /* --nicehash */
     case ApiIPv6Key:    /* --api-ipv6 */
+    case DryRunKey:     /* --dry-run */
         return parseBoolean(key, true);
 
     case ColorKey:         /* --no-color */