added the following structures:

added the following structures:

	SH_INFO_1
	SH_INFO_1_STR
	SHARE_INFO_1_CTR
	SRV_Q_NET_SHARE_ENUM
	SRV_R_NET_SHARE_ENUM

the share info1 container can handle a maximum of 32 shares.  the share info1
string structures contain two unicode strings, with 1024 uint16 characters
_each_.  we're going to _have_ to dynamically allocate the unicode strings,
else we'll run out of stack space.  rapidly.