Low interface creation/deletion rate is kernel issue and should be fixed in 3.5.

This reverts commit 9ae4a015.

Revert "fdtrash: don't queue descriptors after context is closed (fix segfault when stopping accel-pppd)"

This reverts commit 2e568932.

ppp: if signle-session=replace down first session's interface before second comes up (should fix unexpected ospf routes deletion)

 to ignore them, instead of refusing connection.
Signed-off-by: NDenys Fedoryshchenko <denys@visp.net.lb>

pppd_compat: use EV_PPP_PRE_FINISHED event to start ip-down script (fixes unexpected radattr file removal)

* fixed ip-down segfault

This reverts commit d77729c3.

* implemented logwtmp module
* implemented connlimit module
* implemented advanced shaper
* implemented MS-Primary-DNS-Server/MS-Secondary-DNS-Server attributes
* fix per-interface PADI limiting (pppoe)
* fix module load order
* fix "show sessions match" (cli)
* other bugfixes and improvements