Added the following devices

Also moved the footprint library into new kicad pretty format

IC_PCA9685
LMV341
PANSTAMP
SEN_DHT11
SEN_SI7013
~ic_ft230x_ssop16
~ic_lp2980_3p3_sot23
~ic_ua78m_3p3_sot223
ic_vreg_MCP1640
3.5MM_HEADPHONE
~cap_100uf_20p_16v_al_6.3x5.2
~cap_100uf_20p_35v_al_6.3x5.2
POT_ST4ETA_10K
~res_100_1p_1v4w_1206
~res_10k_1p_1v8w_0805
~res_221k_1p_1v8w_0805
~res_49p9_1p__0805
~res_60p4k_1p_1v8w_0805
~res_75k_1p_1v8w_0805
~sw_219-3MST
~sw_chs_01TA
SW_SPDT_CJS-1200TB
SWITCH_DPDT
SWITCH_DPDT_JS2020_SMD