staging/rtl8187se fix sparse complaints

Fix the following sparse complaints:

drivers/staging/rtl8187se//ieee80211/ieee80211_crypt.c:201:5: warning: symbol 'ieee80211_crypto_init' was not declared. Should it be static?

drivers/staging/rtl8187se//ieee80211/ieee80211_crypt.c:222:6: warning: symbol 'ieee80211_crypto_deinit' was not declared. Should it be static?

drivers/staging/rtl8187se//ieee80211/ieee80211_crypt_ccmp.c:446:5: warning: symbol 'ieee80211_crypto_ccmp_init' was not declared. Should it be static?

drivers/staging/rtl8187se//ieee80211/ieee80211_crypt_ccmp.c:452:6: warning: symbol 'ieee80211_crypto_ccmp_exit' was not declared. Should it be static?

drivers/staging/rtl8187se//ieee80211/ieee80211_crypt_wep.c:264:5: warning: symbol 'ieee80211_crypto_wep_init' was not declared. Should it be static?

drivers/staging/rtl8187se//ieee80211/ieee80211_crypt_wep.c:269:6: warning: symbol 'ieee80211_crypto_wep_exit' was not declared. Should it be static?

by adding an include file into source files and moving some
declarations around into the proper header files.

Signed-off-by: Jake Edge <jake@edge2.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>