Rename several modules to remove the m_ prefix.

.gitignore

@@ -1,20 +1,19 @@
 build/
 config.cache
 include/sysconf.h
-modules/m_ldap.cpp
-modules/m_ldap_authentication.cpp
-modules/m_ldap_oper.cpp
-modules/m_mysql.cpp
-modules/m_regex_pcre.cpp
-modules/m_regex_pcre2.cpp
-modules/m_regex_posix.cpp
-modules/m_regex_tre.cpp
-modules/m_sql_authentication.cpp
-modules/m_sql_log.cpp
-modules/m_sql_oper.cpp
-modules/m_sqlite.cpp
-modules/m_ssl_gnutls.cpp
-modules/m_ssl_openssl.cpp
+modules/ldap.cpp
+modules/ldap_authentication.cpp
+modules/ldap_oper.cpp
+modules/mysql.cpp
+modules/regex_pcre2.cpp
+modules/regex_posix.cpp
+modules/regex_tre.cpp
+modules/sql_authentication.cpp
+modules/sql_log.cpp
+modules/sql_oper.cpp
+modules/sqlite.cpp
+modules/ssl_gnutls.cpp
+modules/ssl_openssl.cpp
 modules/stats
 run/
 *.mo