Introduced the following Grizzly configuration options for connection settings to file 'grizzly.properties':

Option to enable/disable SO_KEEPALIVE. Default is true
com.openexchange.http.grizzly.keepAlive

Option to enable/disable TCP_NODELAY (disable/enable Nagle's algorithm). Default is true
com.openexchange.http.grizzly.tcpNoDelay

Option to specify the read timeout, in milliseconds. A timeout of zero is interpreted as an infinite timeout. Default is 60000 (60sec)
com.openexchange.http.grizzly.readTimeoutMillis

Option to specify the write timeout, in milliseconds. A timeout of zero is interpreted as an infinite timeout. Default is 60000 (60sec)
com.openexchange.http.grizzly.writeTimeoutMillis