Add more ignores for generated files.

.gitignore

@@ -7,11 +7,14 @@ config.log
 config.status
 config.h
 makefile.dep
+libtool
+*.pc
 *.py[co]
+.*.swp
+.deps/
+.libs/
+stamp-h1
 /libdnet-stripped/dnet-config
-/libdnet-stripped/include/stamp-h1
-/libdnet-stripped/libtool
-/libdnet-stripped/src/.libs/
 /nbase/nbase_config.h
 /ncat/ncat
 /ncat/test/addrset
@@ -40,13 +43,14 @@ libpcap/pcap-filter.manmisc
 libpcap/pcap-linktype.manmisc
 libpcap/pcap-savefile.manfile
 libpcap/pcap-tstamp.manmisc
-libpcre/.deps/
+libpcap/pcap_version.h
+libssh2/src/libssh2_config.h
 libpcre/pcre-config
-libpcre/stamp-h1
 ndiff/INSTALLED_FILES
 libz/contrib/vstudio/vc11/Debug_lib/
 libz/contrib/vstudio/vc11/Release_lib/
 libz/zconf.h
+libz/configure.log
 !liblinear/Makefile
 !liblinear/blas/Makefile
 !liblua/Makefile