configs: Remove all setenv.bat files.  Remove all references to setenv.sh and setenv.bat from all config README files.

CONFIG_DEBUG_HARDFAULT should be available for Cortex-M0 too.  configs/nucle-f072rb/nsh: Correct amount of available SRAM in defconfig.

netdev_register:  If there is only one ieee80211 and both CONFIG_ETHERNET and CONFIG_DRIVERS_IEEE8011, then use the wlan0 naming, not the eth0 naming.

procfs: Fix incorrect uptime with CONFIG_SYSTEM_TIME64

Jira: PDFW15IS-45
Signed-off-by: Masayuki Ishikawa <Masayuki.Ishikawa@jp.sony.com>

wireless/ieee80211:  Add BSD license information to all files (except the Broadcom files -- need to revisit those).

wiress/ieee80211: Broadcom network driver needs to register as an ieee802.11 driver, not an Ethernet driver.

sched: Fix CHILD_FLAG_EXITED in include/nuttx/sched.h

Approved-by: Gregory Nutt <gnutt@nuttx.org>

Jira: PDFW15IS-196
Jira: PDFW15IS-1109
Signed-off-by: Masayuki Ishikawa <Masayuki.Ishikawa@jp.sony.com>

USBMSC: Fix a wrong lun number issue

Approved-by: Gregory Nutt <gnutt@nuttx.org>

Jira: PDFW15IS-98
Signed-off-by: Masayuki Ishikawa <Masayuki.Ishikawa@jp.sony.com>