Restart writing/reading is broken

[rwest]

Commit 1157b93 merged in the 'seedmech2' branch which slightly broke restart.

The problem is mostly with PLOG formatted rates.
I think the most pertinant commits were
12c6af1
ba70d26

[rwest]

Example condition file (you'll first need to run it once with ReadRestart: no):

// Tracks CO + OH for investigating seed mechanism behaviour.

Database: RMG_database

PrimaryThermoLibrary:
Name: GRIMech3.0
Location: GRI-Mech3.0
Name: RMG-minimal
Location: primaryThermoLibrary
Name: DFT_QCI
Location: DFT_QCI_thermo
END

PrimaryTransportLibrary:
Name: GRIMech3.0
Location: GRI-Mech3.0
END

ReadRestart: yes
WriteRestart: yes

TemperatureModel: Constant (K) 1600
PressureModel: Constant (atm) 1 

InitialStatus:

CO (mol/cm3) 0.1
1 C 2T {2,D}
2 O 0 {1,D}

OH (mol/cm3) 0.1
1  O 1 {2,S}
2  H 0 {1,S}

END

InertGas:
N2 (mol/cm3) 0.9
Ar (mol/cm3) 0.0e-6
END

SpectroscopicDataEstimator: FrequencyGroups
PressureDependence: ReservoirState
PDepKineticsModel: Chebyshev 4 4
TRange: (K) 300.0 2000.0 8
PRange: (bar) 0.01 100.0 5

FinishController:
(1) Goal Conversion: CO 0.9
(2) Error Tolerance: 0.5

DynamicSimulator: DASSL
Conversions: AUTO
Atol: 1e-18
Rtol: 1e-8

PrimaryKineticLibrary:
END

ReactionLibrary:
END

SeedMechanism:
Name: Glarborg_C3
Location: Glarborg/C3
GenerateReactions: yes
END

ChemkinUnits:
A: moles
Ea: kcal/mol
Verbose: true