config dump writes out invalid config.toml

[jchappelow]

for example:

RootDir = '/root/.kwild'

[app]
admin_listen_addr = '/tmp/kwild.socket'
admin_notls = false
admin_pass = ''
db_read_timeout = 60000000000.0
genesis_state = ''
hostname = '...'
http_listen_addr = '0.0.0.0:8080'
jsonrpc_listen_addr = '0.0.0.0:8484'
pg_db_host = 'kwil-postgres'
pg_db_name = 'kwild'
pg_db_pass = ''
pg_db_port = '5432'
pg_db_user = 'kwild'
private_key_path = '/root/.kwild/private_key'
profile_file = ''
profile_mode = ''
rpc_req_limit = 4200000.0
rpc_timeout = 45000000000.0
tls_cert_file = '/root/.kwild/rpc.cert'
tls_key_file = '/root/.kwild/rpc.key'

...